Bootloader not unlocking (Asus Zenfone Go ZB452KG) - Asus Zenfone Go Questions & Answers

Hey people, first time in this section so I'm gonna go straight to the chase...
I've been having some troubles unlocking this phone's bootloader
http://www.gsmarena.com/asus_zenfone_go_zb452kg-8097.php
Here's the thing
I've already enabled "Enable OEM unlock" in Developer Options
I've already unlocked many devices and this is the first time i got this problem
When going in bootloader and doing
Code:
fastboot oem unlock
It's stuck in
Code:
...
waited for 5 mins... NONE, still stuck
Reboot and did nothing, bootloader still locked
So I'm gonna need some help in this freakin phone :fingers-crossed:

How were you able to "Enable OEM Unlock"?
My ZB452KG has the developer mode activated, but there's no option to Enable OEM Unlock...

BallisticSmith said:
How were you able to "Enable OEM Unlock"?
My ZB452KG has the developer mode activated, but there's no option to Enable OEM Unlock...
Click to expand...
Click to collapse
Downgrade to the very first firmware version

veez21 said:
Downgrade to the very first firmware version
Click to expand...
Click to collapse
Yeah, i tried doing that through adb, but the phone don't let me install an older ROM version on top of this one

BallisticSmith said:
Yeah, i tried doing that through adb, but the phone don't let me install an older ROM version on top of this one
Click to expand...
Click to collapse
flash the very first stock recovery(find it in facebook groups) through flashify and then flash the very first firmware

veez21 said:
flash the very first stock recovery(find it in facebook groups) through flashify and then flash the very first firmware
Click to expand...
Click to collapse
if I can download the very first firmware Asus Zenfone Go ZB452KG from the website ASUSTek?
Sorry for my bad english

Str1kman said:
if I can download the very first firmware Asus Zenfone Go ZB452KG from the website ASUSTek?
Sorry for my bad english
Click to expand...
Click to collapse
You can download it, then flash(needs root) the very first stock recovery and then you can flash the firmware?

this thread has continued to be unaswered for several years now.
only tested 2 phones... and it seems they both have bootloader status is unknown. i can do fastboot and recovery mode on the 2 phones but on fastboot mode.. only shows blank screen... idk why it's like that. i downgraded both phones to 12.2.0 version. and bootloader status is still unknown. it can be recognized by the computer in fastboot mode using fastboot devices command but you can't do anything to it. fastboot oem device-info does not work only shows .......... , fastboot oem unlock ....., only one working is fastboot adb_enable .. kinda useless. .. i gave up on unlocking the bootloader for this phone.. im too noob for this.

yankee77 said:
this thread has continued to be unaswered for several years now.
only tested 2 phones... and it seems they both have bootloader status is unknown. i can do fastboot and recovery mode on the 2 phones but on fastboot mode.. only shows blank screen... idk why it's like that. i downgraded both phones to 12.2.0 version. and bootloader status is still unknown. it can be recognized by the computer in fastboot mode using fastboot devices command but you can't do anything to it. fastboot oem device-info does not work only shows .......... , fastboot oem unlock ....., only one working is fastboot adb_enable .. kinda useless. .. i gave up on unlocking the bootloader for this phone.. im too noob for this.
Click to expand...
Click to collapse
I opened this thread when I was still "noob-ish". The device's bootloader can't be unlocked. Unless someone hacks into it's bootloader (like LG L Fino), it might be possible.

Mr.haikal

veez21 said:
I opened this thread when I was still "noob-ish". The device's bootloader can't be unlocked. Unless someone hacks into it's bootloader (like LG L Fino), it might be possible.
Click to expand...
Click to collapse
I found a way to unlock bootloader on this device. Just run this commands:
Code:
fastboot oem adb_enable 1
fastboot reboot-bootloader
fastboot oem unlock
Also compiled a TWRP recovery:
TWRP: https://github.com/Displax/android_.../download/3.2.3-0/twrp-3.2.3-0-ASUS_X014D.img
Sources: https://github.com/Displax/android_device_asus_ASUS_X014D

Displax said:
I found a way to unlock bootloader on this device. Just run this commands:
Also compiled a TWRP recovery:
TWRP: https://github.com/Displax/android_...s/download/master/twrp-3.2.1-0-ASUS_X014D.img
Source: https://github.com/Displax/android_device_asus_ASUS_X014D
Click to expand...
Click to collapse
Cool, I'll try it when I get the device on my hands. I don't have it anymore.
EDIT: It works wew ?

Displax said:
I found a way to unlock bootloader on this device. Just run this commands:
Code:
fastboot oem adb_enable 1
fastboot reboot-bootloader
fastboot oem unlock
Also compiled a TWRP recovery:
TWRP: https://github.com/Displax/android_.../download/3.2.3-0/twrp-3.2.3-0-ASUS_X014D.img
Sources: https://github.com/Displax/android_device_asus_ASUS_X014D
Click to expand...
Click to collapse
+1 worked after i installed the drivers from Asus PCLink. Anyone has a custom kernel or ...

BallisticSmith said:
Yeah, i tried doing that through adb, but the phone don't let me install an older ROM version on top of this one
Click to expand...
Click to collapse
I got root access with KingRoot and then flashed TWRP with Flashify.
Somehow that gave me access to bootloader without the necessity to downgrade the firmware.

Related

fastboot: bootloader locked or unlocked?

Hey guys
I noticed that many people are having problems to flash using fastboot. They report that fastboot says the bootloader would be locked, even if it's definitely unlocked.
so my question, who of you is able to flash (kernels for example) using
Code:
adb reboot bootloader
fastboot flash boot boot.img
and who can flash using
Code:
adb reboot oem-unlock
fastboot flash boot boot.img
I've been talking to LG about this problem, but all they said was to change a driver config for ADB. But due to the fact that I'm using Linux, it is impossible that it is a driver problem. I also tried their "solution", but guess what... it didn't work.
first one don't work by me
please use the poll, so that we've got all informations bundled
Hi
I've already voted.
So for me it does not work.Always comes back PERMISSION DENIED.
232.10 3At Austria.
I have rooted and bootloader unlocked.CWM recovery installed.CM 10.1 RC2 installed.
I can flash everything,rom,kernel...
Everything works just Reboot bootloader is not working.
Has an idea? Thanks
I can't really test adb due to idiot computer asking for disk to be inserted. But when I reboot to bootloader it says "now ready" which didn't happen when it was locked. Used the hacked method too, my odm_reserved reads:
0x000000000000000000000000000000000000fdffffffcafffffffdfffefeffed
As @laufersteppenwolf probably knows I am UK 234-000 user, unlocked with the original terminal hacked that blew all our fuses :thumbup:
Sent from my rooted P880
@non4 said:
I can't really test adb due to idiot computer asking for disk to be inserted. But when I reboot to bootloader it says "now ready" which didn't happen when it was locked. Used the hacked method too, my odm_reserved reads:
0x000000000000000000000000000000000000fdffffffcafffffffdfffefeffed
As @laufersteppenwolf probably knows I am UK 234-000 user, unlocked with the original terminal hacked that blew all our fuses :thumbup:
Sent from my rooted P880
Click to expand...
Click to collapse
it's not about the bootloader being locked, it's about the ability to use fastboot for flashing something (kernel for example)
laufersteppenwolf said:
it's not about the bootloader being locked, it's about the ability to use fastboot for flashing something (kernel for example)
Click to expand...
Click to collapse
I know, but does yours say "now ready"? If so then LG really did screw up, idiots
Also if I type "reboot oem-unlock" in terminal I get "welcome to fastboot mode "
Sent from my rooted P880
@non4 said:
I know, but does yours say "now ready"? If so then LG really did screw up, idiots
Also if I type "reboot oem-unlock" I get "welcome to fastboot mode "
Sent from my rooted P880
Click to expand...
Click to collapse
yeah, it says now ready, but fastboot says my bootloader is locked -.-
EDIT: @@non4 already knows LG's answer to this problem, but i think i can tell it y'all:
We are very sorry to say that there is no way to solve the problem you mentioned.
Click to expand...
Click to collapse
nice work LG -.-
laufersteppenwolf said:
yeah, it says now ready, but fastboot says my bootloader is locked -.-
Click to expand...
Click to collapse
You tried typing OEM unlock command? A few people have to do this to get to correct working fastboot mode. In fact I think the guy that got my BL unlocked with his echo odm method had this issue
Sent from my rooted P880
no, i can't ATM...
laufersteppenwolf said:
no, i can't ATM...
Click to expand...
Click to collapse
Reboot oem-unlock works in terminal emulator, that's the only way I can get into "welcome to fastboot" screen. When you can try it, if you can flash stuff through here then we have a solution for you unlucky fellows
Sent from my rooted P880
I'm sorry, but "reboot oem-unlock" does not work.
I just get black screen. :crying:
varadinum said:
I'm sorry, but "reboot oem-unlock" does not work.
I just get black screen. :crying:
Click to expand...
Click to collapse
Weird...
Sent from my rooted P880
Security error for reboot oem-unlock, but manual flash is possible. Normal fastboot says BL is locked, as usual.
Sent from my LG-P880 using Tapatalk 2
maybe you guys can contact LG, too. So they eventually can realize that they've f**ked up, regarding the bootloader...
varadinum said:
Hi
I've already voted.
So for me it does not work.Always comes back PERMISSION DENIED.
232.10 3At Austria.
I have rooted and bootloader unlocked.CWM recovery installed.CM 10.1 RC2 installed.
I can flash everything,rom,kernel...
Everything works just Reboot bootloader is not working.
Has an idea? Thanks
Click to expand...
Click to collapse
maybe my post here helps:
http://forum.xda-developers.com/showthread.php?t=2224020&page=46
adb reboot oem-unlock i got the fastboot welcome screen. i was hoping to see the unlock screen once more because i think something went wrong..
guys, I'm stuck at the CM10.1 boot animation, and after reading numerous posts I found some saying that I need to flash the boot.img through the fastboot. I've managed to go to the Welcome to LG Fastboot Mode though TWRP2.5.0.0 reboot -> bootloader. But when i try fastboot devices my device isn't listed... Any advice on what should I do? Is there any other way to solve the boot issue? I've waited like 15 mins with the phone not getting further than the CM10.1 Logo... :'(
PS: I'm using Minimalistic ADB and Fastboot from here
http://forum.xda-developers.com/showthread.php?p=42407269
both reboot commands "oem-unlock" and "bootloader" are defined in the kernel source code. "oem-unlock" sets an intern hardware flag for booting the unlocked mode and "bootloader" just sets the normal bootloader flag.
wondering why the reboot parameter "recovery" actually only does a normal reboot? (CM has an additional script they call before rebooting to recovery for setting the recovery boot flag)
right, no "recovery" command defined in the kernel source, but its only a few lines of code to add this
------
reboot
bootloader: locked fastboot
oem-unlock: unlocked fastboot
some time ago i messed around with these hardware flags and now oem-unlock doesnt work. it boots instead into recovery lol. no clue why
Gesendet von meinem LG-P880 mit Tapatalk 4 Beta
problem ( Please help quick )
Hi Every One
i have a question
i install new firmware to update hboot
first step to install was relocked bootloader and i did it
after installation i want to unlock my bootloader but my android does not up and freaze on htc one boot animation
how can i unlock my bootloader via fastboot ?? please help me quick

Mi A2 bootloader relock bootloop, need help ASAP!

Hay soo i wanted to relock bootloader after failing to install custom recovery (both) i turned off oem unlocking in developer options and did fastboot oem lock. Now the phone is looping in "your device can't be checked for corruption. Please lock the bootloader" and it reboots and says the same again.
When i try to unlock the bootloader with fastboot oem unlock i get "FAILED (remote: Flashing Unlock is not allowed)
I really dont know what to do and i need a phone for comunication. Please help!
You should only lock the bootloader after installing the stock ROM, otherwise your device will be bricked and the only way you'll get it back working is by flashing the EDL test points near the phone's battery and reflashing the stock ROM back in EDL mode.
Try downloading this tool then try to unlock oem, flashing and flashing critical.
Yepi69 said:
You should only lock the bootloader after installing the stock ROM, otherwise your device will be bricked and the only way you'll get it back working is by flashing the EDL test points near the phone's battery and reflashing the stock ROM back in EDL mode.
Try downloading this tool then try to unlock oem, flashing and flashing critical.
Click to expand...
Click to collapse
Noted. Thanks!
I really messed up here. The problem is i toggled allow oem unlocking off and to top it all off i did oem lock. Now its bootlooped (check the video). Does xiaomi fix this by warrenty? I really dont want to open the device up because i am afraid i will do more demage and void the warrenty and the device wont ever be fixed.
NotCat_ said:
Noted. Thanks!
I really messed up here. The problem is i toggled allow oem unlocking off and to top it all off i did oem lock. Now its bootlooped (check the video). Does xiaomi fix this by warrenty? I really dont want to open the device up because i am afraid i will do more demage and void the warrenty and the device wont ever be fixed.
Click to expand...
Click to collapse
I have seen another guy who did this. How is this possible that you turn off the unlock bootloader option when you've already unlocked it? The option gets greyed out and becomes non-functional.
Anyways I guess the best option is to give your phone to Xiaomi for the fix.
Njaiker said:
I have seen another guy who did this. How is this possible that you turn off the unlock bootloader option when you've already unlocked it? The option gets greyed out and becomes non-functional.
Anyways I guess the best option is to give your phone to Xiaomi for the fix.
Click to expand...
Click to collapse
It wasn't grayed out for me. I'm thinking of test pointing the device because i dont really want to wait few months until i get my phone back from service. (There is no xiaomi service in my Country)
But i'm afraid if i open the device i will void my warrenty for future.
NotCat_ said:
It wasn't grayed out for me. I'm thinking of test pointing the device because i dont really want to wait few months until i get my phone back from service. (There is no xiaomi service in my Country)
But i'm afraid if i open the device i will void my warrenty for future.
Click to expand...
Click to collapse
I don't think you will since you don't need to disassemble the device, all you need to do is remove the aluminum back cover carefully with damaging it and you'll find the test points right besides the battery
Yepi69 said:
I don't think you will since you don't need to disassemble the device, all you need to do is remove the aluminum back cover carefully with damaging it and you'll find the test points right besides the battery
Click to expand...
Click to collapse
will try to do that. all tho i think screen goes off first thanks for your help and sparking some hope into me and my phone <3
It finally booted up! After having some hard time shorting test points i finally did and it booted up just fine! Big thanks to @Yepi69
use custom rom
NotCat_ said:
Hay soo i wanted to relock bootloader after failing to install custom recovery (both) i turned off oem unlocking in developer options and did fastboot oem lock. Now the phone is looping in "your device can't be checked for corruption. Please lock the bootloader" and it reboots and says the same again.
When i try to unlock the bootloader with fastboot oem unlock i get "FAILED (remote: Flashing Unlock is not allowed)
I really dont know what to do and i need a phone for comunication. Please help!
Click to expand...
Click to collapse
since your device is already unlocked i recommend you using havoc os need instructions? instagram hsghumaan01
honey ghumaan01 said:
since your device is already unlocked i recommend you using havoc os need instructions? instagram hsghumaan01
Click to expand...
Click to collapse
Yes i do want to flash that rom, but i can't get twrp to boot on my unit. When i do fastboot boot "recovery name".img it says everything went fine, but i get black screen and thus can't get it to work nor install.
try other slot
NotCat_ said:
Yes i do want to flash that rom, but i can't get twrp to boot on my unit. When i do fastboot boot "recovery name".img it says everything went fine, but i get black screen and thus can't get it to work nor install.
Click to expand...
Click to collapse
try on both slots
honey ghumaan01 said:
try on both slots
Click to expand...
Click to collapse
Whats the fastboot command to change slots?
Mtp works fine tho.
NotCat_ said:
Whats the fastboot command to change slots?
Mtp works fine tho.
Click to expand...
Click to collapse
fastboot set-active {a or b}
To see what slot you current is on,
fastboot getvar current-slot
the command to chang slot with fastboot is
NotCat_ said:
Whats the fastboot command to change slots?
Mtp works fine tho.
Click to expand...
Click to collapse
fastboot set_active a/b
---------- Post added at 12:44 PM ---------- Previous post was at 12:41 PM ----------
NotCat_ said:
Whats the fastboot command to change slots?
Mtp works fine tho.
Click to expand...
Click to collapse
fastboot set_active a/b not sure can be fastboot set-actve a/b , you should use pitch black recovery instead of simple twrp
---------- Post added at 12:45 PM ---------- Previous post was at 12:44 PM ----------
honey ghumaan01 said:
try on both slots
Click to expand...
Click to collapse
dm me on instagram hsghumaan01
honey ghumaan01 said:
fastboot set_active a/b
Click to expand...
Click to collapse
That command doesn't seem to work on my pc :/ cmd just gives out all commands when i type
fastboot set_active B (on pc)
And nothing happens :/
Are there any particular adb/fastboot files i need to download?
MarcusMario0605 said:
fastboot set-active {a or b}
To see what slot you current is on,
fastboot getvar current-slot
Click to expand...
Click to collapse
Took a screenshot of your comment for later, thanks!
Are there any particular adb/fastboot files i need to download?[/QUOTE]
use this tool; https://mega.nz/#!cr4SUIqY!Rzlftk2OFun8XIkNQb2aXRtP7-t3f4DB92vMIl90pgw
(this tool,can disable driver signature,Install all drivers,qcom,etc)
https://forum.xda-developers.com/showthread.php?t=2588979
Download SDK Platform-Tools for Windows ; https://developer.android.com/studio/releases/platform-tools
QDLoader HS-USB Driver ; https://mega.nz/#!EqJwTIzB!KJF3CldYq_u7KylaL0iO6rs05RWs2_dcUfaENjJcDpU
fastboot edl (useful) ; https://mega.nz/#!x6BkXY5A!hx8SXoBwd4-fW1UkZ1poHc7p-MFDaQ85FYH7Yk8bLZ8
See and here how to use adb & fastboot from any directory on pc ; https://www.xda-developers.com/adb-fastboot-any-directory-windows-linux/
all of these are useful tools,that you must to have on pc
sry for english
don't use ''oem unlock'' on this device ...
try these commands : fastboot flashing unlock / fastboot flashing unlock_critical
__Test points-edl A2 see here : https://en.miui.com/thread-3524265-1-1.html (edl mode do not need unlocked bootloader)
daitalos said:
don't use ''oem unlock'' on this device ...
try these commands : fastboot flashing unlock / fastboot flashing unlock_critical
__Test points-edl A2 see here : https://en.miui.com/thread-3524265-1-1.html (edl mode do not need unlocked bootloader)
Click to expand...
Click to collapse
I already flashed the phone with edl test points. I'm running havoc os +hex
daitalos said:
don't use ''oem unlock'' on this device ...
try these commands : fastboot flashing unlock / fastboot flashing unlock_critical
__Test points-edl A2 see here : https://en.miui.com/thread-3524265-1-1.html (edl mode do not need unlocked bootloader)
Click to expand...
Click to collapse
Why not use oem unlock?

Mi A2 ?? Need help

My mi a2 last updated to 19/04/05 pie version, then i install the Google camera using below steps..
1. Turn on debugging mode/oem & turn off the phone
2. Then power button+vol dwn Fastboot mode & connect to pc (Pc already have the adb)
3. In pc>adb>folder>Cmd> type "fastboot oem unlock"
4. Then factory reset the phone and reboot again to fastboot mode
5. Then boot the patched image for phone
6. Then install the magisk and gcam work perfectly.
Simply i used these methods
the***********.com/enable-camera2-api-xiaomi-mi-a2-lite-guide/
But then I tried to relock the bootloader, using below commands on cmd
1. "adb reboot-bootloader"
2."fastboot oem lock"
I tried these 2 commands 4 or 5 times
But phone is not power on with locked bootloader. Then I unlock again oem and try again,, But not working,
Then i unlock bootloader again and try these commands to lock it again,
1. "adb reboot-bootloader"
2."fastboot flashing lock"
3. "fastboot oem lock"
Unfortunately it is not work, also i can't give command "fastboot oem unlock", also i can't turn on my phone, Please help me... I want to restore my phone to working mode... Please help me, Quick, urgent :crying::crying::crying::crying:
No one is replying, I asked two questions about root and custom rom but these d!cks are so enormous that they don't want to help anyone else:
shailendra1993 said:
No one is replying, I asked two questions about root and custom rom but these d!cks are so enormous that they don't want to help anyone else:
Click to expand...
Click to collapse
Bro, you have to flash non patched boot.img before relocking bootloader.
After you did all of above for enabling gcam, you have to flash stock/ non patched boot img.
Btw, if you relock bootloader gcam wont work any more.
And you have to be patiente for solution.
shailendra1993 said:
No one is replying, I asked two questions about root and custom rom but these d!cks are so enormous that they don't want to help anyone else:
Click to expand...
Click to collapse
Yeah, i need a solution for it, but no one answering, My phone load fastboot mode only,:crying::crying:
Androidman12345 said:
Yeah, i need a solution for it, but no one answering, My phone load fastboot mode only,:crying::crying:
Click to expand...
Click to collapse
Flash a full fastboot image. Relock the bootloader and enjoy android one.
The lack of camera2 api is better than a paper weight?

Moto Z3 play bootloop with bootloader locked

Hi guys,
Accidentally, im locked the bootloader of my moto z3 play and i cant boot because a previous bad installation that results in a bootloop.
I cant unlock from fastboot because the acctual system is new but unbootable (usb debugging and oem unlock disable by default...
I saw that there is some toolkits for many brands and models to fix this...
Will there be any for moto z3 play? or any other way to fix this brick?
I can access fastboot and stock recovery... Can i flash anything from adb sideload?
ty in advance
sprays said:
Hi guys,
Accidentally, im locked the bootloader of my moto z3 play and i cant boot because a previous bad installation that results in a bootloop.
I cant unlock from fastboot because the acctual system is new but unbootable (usb debugging and oem unlock disable by default...
I saw that there is some toolkits for many brands and models to fix this...
Will there be any for moto z3 play? or any other way to fix this brick?
I can access fastboot and stock recovery... Can i flash anything from adb sideload?
ty in advance
Click to expand...
Click to collapse
You should be able to reflash the firmware
Use
Code:
fastboot getvar all
To get the codename and software channel
https://mirrors.lolinet.com/firmware/moto
More in my
Motorola Flashing Guide
https://forum.xda-developers.com/general/rooting-roms/guide-flashing-motorola-firmware-t4042039
Sent from my mata using XDA Labs
sd_shadow said:
You should be able to reflash the firmware
Use
Code:
fastboot getvar all
To get the codename and software channel
https://mirrors.lolinet.com/firmware/moto
More in my
Motorola Flashing Guide
https://forum.xda-developers.com/general/rooting-roms/guide-flashing-motorola-firmware-t4042039
Sent from my mata using XDA Labs
Click to expand...
Click to collapse
I forgot to say that i ran by mistake flashing lock command, in way that oem is lock AND flashing too.
I have tried many times flash stock 9.0 firmware, but most part of lines out are permission denied (cause of flashing locked, i guess...)
After try flash, i get only bootloop and stock recovery.
I even already try apply update from adb sideloa to twrp or cwm but doesnt work (((
Plus, i try TOO boot on edl mode to use blank flash but doenst work, going to fastboot reason qcom boot failed ! ((((((((
I suppose can reflash the firmware with flashing locked? I have tried one of these beckham 9.0... I confess that not tried all of them.
Ty, man, for help!
sprays said:
You should be able to reflash the firmware
Use
I forgot to say that i ran by mistake flashing lock command, in way that oem is lock AND flashing too.
I have tried many times flash stock 9.0 firmware, but most part of lines out are permission denied (cause of flashing locked, i guess...)
After try flash, i get only bootloop and stock recovery.
I even already try apply update from adb sideloa to twrp or cwm but doesnt work (((
Plus, i try TOO boot on edl mode to use blank flash but doenst work, going to fastboot reason qcom boot failed ! ((((((((
I suppose can reflash the firmware with flashing locked? I have tried one of these beckham 9.0... I confess that not tried all of them.
Ty, man, for help!
Click to expand...
Click to collapse
have you tried unlocking your bootloader again?
sd_shadow said:
You should be able to reflash the firmware
Use
Code:
fastboot getvar all
To get the codename and software channel
https://mirrors.lolinet.com/firmware/moto
More in my
Motorola Flashing Guide
https://forum.xda-developers.com/general/rooting-roms/guide-flashing-motorola-firmware-t4042039
Sent from my mata using XDA Labs
Click to expand...
Click to collapse
kewlzter said:
have you tried unlocking your bootloader again?
Click to expand...
Click to collapse
Yeah... But an actual rom doesnt have oem unlock neither usb debbuging actives...
sprays said:
You should be able to reflash the firmware
Use
Yeah... But an actual rom doesnt have oem unlock neither usb debbuging actives...
Click to expand...
Click to collapse
Unlocking your Bootloader, you know where you enter that long code from the email that Motorola sent you.
I say this because sometimes people think, unlocking in the Dev-options, is actually unlocking the BL, when it's not.
Nor is a carrier unlock the same thing.
Your bootloader sounds locked from your Description of "access denied" errors.
I just want you to clearify that you are actually unlocked.
kewlzter said:
Unlocking your Bootloader, you know where you enter that long code from the email that Motorola sent you.
I say this because sometimes people think, unlocking in the Dev-options, is actually unlocking the BL, when it's not.
Nor is a carrier unlock the same thing.
Your bootloader sounds locked from your Description of "access denied" errors.
I just want you to clearify that you are actually unlocked.
Click to expand...
Click to collapse
Yeah, i have the code from motorola and i try unlock with "fastboot oem unlock code", but:
(bootloader) Check 'OEM unlocking' in Android Settings > Developer
But, as i said, i cant boot o.s. to active oem unlocking.
sprays said:
Yeah, i have the code from motorola and i try unlock with "fastboot oem unlock code", but:
(bootloader) Check 'OEM unlocking' in Android Settings > Developer
But, as i said, i cant boot o.s. to active oem unlocking.
Click to expand...
Click to collapse
Although you're on Z3, this problem is generic. Ask in the Z2 forum, as they are more active. I also think the G-series (or other popular Moto phones) forums could help you with this.
Can you get to the recovery menu, and wipe factory reset (BL->recovery, up+pwr, Wipe/Factory restore)?
?
kewlzter said:
Although you're on Z3, this problem is generic. Ask in the Z2 forum, as they are more active. I also think the G-series (or other popular Moto phones) forums could help you with this.
Can you get to the recovery menu, and wipe factory reset (BL->recovery, up+pwr, Wipe/Factory restore)?
Click to expand...
Click to collapse
Ty for the advice... I will do that.
Yea, i can wipe data/factory reset, but its the same. Bootloop until stuck to "fastboot reason: fall-through from normal boot mode."
I've read about this scenario for months on several different model forums and I imagine my best chance is to use the blankflash in edl mode but i can't boot into edl mode. Wherever I connect it is always recognized as a Motorola PCS or Motorola ADB device. I'm thinking of buying the deep flash cable and see if it works ...
$ fastboot getvar current-slot
//Getting and setting the slot should not cause any harm, but you never know.
$ fastboot --set-active=<a/b - whichever "current-slot" isn't.>
$ fastboot reboot
EDIT0:
In addition, you should plan ahead if you do get in. Like doing everything it takes to allow you to unlock/flash (adb).
You don't want to miss anything critical and screw up that other slot too.
Moto z3 play
I have the exact same prob.... Did you ever find a fix for this?? I have tried about everything with no luck....
Hazardous2u said:
Moto z3 play
I have the exact same prob.... Did you ever find a fix for this?? I have tried about everything with no luck....
Click to expand...
Click to collapse
Aún no hay solución
To everyone who is having this problem, just run the command multiple times in a row and it works! I don't know why, but just running it a few times in a row (I had to do like 9 times) gave me the unlock code.
Same thing for applying the code after getting it from Moto. Had to do it like 9 times in a row again, but it worked.

Question Unlock bootloader after relocking it

Hey!
I got a Zenfone 8 from a friend, and he told me that he tried to flash Lineage OS once, for some reason he got some errors and ended up going back to the stock ROM and relocking the bootloader.
Now I'm trying to unlock the bootloader again through the ASUS app, but it doesn't work. He tried to help me with some commands through fastboot mode and it also didn't work. There is any way to unlock it again after relocking it once?
He said he used the command 'fastboot oem asus-csc_lk' to relock it, don't know if it is hepful.
edit: We tried 'fastboot oem unlock' 'fastboot flashing unlock' (failed with permission error) and 'fastboot oem asus-unlock' (which resulted in FAILED (remote: 'Verify unlock token fail.')
Also AsusUnlock apk installs succesfully through ADB but fails to unlock with error 24802. Trying to install it through the phone doesn't work and gives me an error.
give more information please, from what build did your friend flash the lineageos? to what build did he go back to? did you install latest working ADB? are the drivers for the fastboot installed correctly? are you connected to the internet when trying to run the app on the phone?
AJ205 said:
give more information please, from what build did your friend flash the lineageos? to what build did he go back to? did you install latest working ADB? are the drivers for the fastboot installed correctly? are you connected to the internet when trying to run the app on the phone?
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Click to collapse
He said he followed what was on the guide he found, first updated to Android 12, the latest on on asus website (WW-31.1004.0404.107), and then tried to flash LineageOS ROM, then he got some errors and went back to Android 12 and relocked the bootloader. He said he never tried anything again. When I got the phone it was on Android 12, I tried unlocking it as I said and it didn't work. Then I downgraded it to 11 using the firmware from asus website (Version Android 12 to Android 11), and tried to unlock it again using Android 11. Also didn't work.
About ADB and Fastboot drivers, they are correctly installed, tried some "standalone" versions and also the one that come with android SDK Platform Tools. Tested it on other devices and it worked well. And the phone was connected to the internet when I tried using the app, I'm sure because I downloaded it on the phone aswell, using the browser.
edit: Actually I'm not sure about the fastboot drivers, I've just downloaded the sdk tools from google website.
what lineageos did he flasah? if its 18.1 thats android 11... propably why he got the errors.
AJ205 said:
what lineageos did he flasah? if its 18.1 thats android 11... propably why he got the errors.
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That's probably it. But there's any way to unlock the bootloader again so I can give it another try?
Aodh said:
That's probably it. But there's any way to unlock the bootloader again so I can give it another try?
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Click to collapse
are you sure you are locked? do you get the warning screen when you boot up?
AJ205 said:
are you sure you are locked? do you get the warning screen when you boot up?
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Click to collapse
I do get the warning screen, but also when checking with fastboot oem device-info it returns this:
C:\Users\delci\Desktop\platform-tools>fastboot oem device-info
(bootloader) Device unlocked: false
Aodh said:
I do get the warning screen, but also when checking with fastboot oem device-info it returns this:
C:\Users\delci\Desktop\platform-tools>fastboot oem device-info
(bootloader) Device unlocked: false
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Click to collapse
let me get this straight, your device is unlocked and you want to lock it? because:
Aodh said:
That's probably it. But there's any way to unlock the bootloader again so I can give it another try?
Click to expand...
Click to collapse
what are you trying to do? your device is unlocked. you cant unlock it again.... you can try to lock with : fastboot oem asus-csc_lk
AJ205 said:
let me get this straight, your device is unlocked and you want to lock it? because:
what are you trying to do? your device is unlocked. you cant unlock it again.... you can try to lock with : fastboot oem asus-csc_lk
Click to expand...
Click to collapse
The warning appears, but it is not unlocked. Every command fails, device-info says that my device is not unlocked., it is locked.
What I'm trying to do is unlock it.
Let me try to explain what happened again.
The phone has been unlocked to install LineageOS. It didn't work. The past owner then installed the stock rom and locked it using this command: 'fastboot oem asus-csc_lk'.
Then I bought the phone from him, and now I'm trying to unlock it again, but it doesn't work.
The question then is: Is it possible to unlock a phone that has previously been unlocked and then relocked?
Hey, did you got it to work ?

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