2021 Unlock BootLoader for Free - Huawei P9 Lite Guides, News, & Discussion

I did a lot of research, and the only way to unlock the BootLoader for free is to use PotatoNV software. Just wanted to let you guys know, so that you dont waste your time.
Tested and it worked on P9 Lite and P20 Lite.
If you need a guide, i can make one.

LycanRS said:
If you need a guide, i can make one
Click to expand...
Click to collapse
Bro, Guide
Software

I finally unlocked the bootloader today, but most of the toolkits i tried seems to not work!
I'm still trying to install TWRP so that i can use it to root and install custom roms :/

Hello, can you make that guide you said? It would be great because I have no idea where to start from!

kohai_kuna said:
Hello, can you make that guide you said? It would be great because I have no idea where to start from!
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here

-Alf- said:
here
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Yeah I already checked that but Im not sure of how shoud I proceed with some of the steps.

Salam
Yes ! Its work on P9 Lite VNS-L21.
after use potatonv & unlock bootloader I get error " FAILED (remote: image verification error)" during installation TWRP in fastboot mode.
for fix this error , I unlock bootloader again with new bootloader code in fastboot.
type below command in fastboot :
fastboot oem unlock **************** (instead of * , type new bootloader code)
​​

I WASTED MY time for that.Potatonv s****s because why need disassembly for that

AlinTecsan said:
I WASTED MY time for that.Potatonv s****s because why need disassembly for that
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Well, yea? It's free, be glad.

RealDexxo said:
Well, yea? It's free, be glad.
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i have an problem why i said that, IT Said invalid when i copy correctly the imei from huawei not a chance to unlock it free

AlinTecsan said:
i have an problem why i said that, IT Said invalid when i copy correctly the imei from huawei not a chance to unlock it free
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Are you actually stupid? You don't put your imei there...

RealDexxo said:
Are you actually stupid? You don't put your imei there...
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me stupid
WHAT TO DO?

Related

Rooting HTC One mini 2 : FAILED - I can't flash recovery

Hello guys ! I have a problem. I have an HTC One mini 2 and i can't flash recovery through fastboot. I've unlocked the Bootloader, but when i try to flash TWRP i get an Unkown error...can someone help me in this problem, i don't understand why doesn't work.
Blazer17 said:
Hello guys ! I have a problem. I have an HTC One mini 2 and i can't flash recovery through fastboot. I've unlocked the Bootloader, but when i try to flash TWRP i get an Unkown error...can someone help me in this problem, i don't understand why doesn't work.
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Can you elaborate it more? What error came up, what command you gave. A screenshot would further help
csoulr666 said:
Can you elaborate it more? What error came up, what command you gave. A screenshot would further help
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Nevermind...i made it....the problem was my PC...i have some problems with USB Ports...connected to another PC and i made it...
Now i want to know if there is another method to make S-Off, other then Sunshine ?
Blazer17 said:
Nevermind...i made it....the problem was my PC...i have some problems with USB Ports...connected to another PC and i made it...
Now i want to know if there is another method to make S-Off, other then Sunshine ?
Click to expand...
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Currently there is no other way to S-OFF besides Sunshine.
csoulr666 said:
Currently there is no other way to S-OFF besides Sunshine.
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Then i dont have any chances to remove the Sim Lock without S-Off...right ?
[/COLOR]
Blazer17 said:
Then i dont have any chances to remove the Sim Lock without S-Off...right ?
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If it is a carrier branded phone, maybe your carrier may allow SIM-unlocking it.
csoulr666 said:
[/COLOR]
If it is a carrier branded phone, maybe your carrier may allow SIM-unlocking it.
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Click to collapse
Yeah...it's from Vodafone....but here in Romania they want money for this... :lol:

Bootloader unlock allowed: No to YES?

Anybody know how to change Bootloader unlock allowed: No to Yes? "My Xperia" security has never been activated, also i flashed another and another ftf file but it's still "No".
Can somebody help me? I would really appreciate it!
Edit: I already backed up DRM keys, is there any chance to unlock bootloader than?
SONY fan said:
Anybody know how to change Bootloader unlock allowed: No to Yes? "My Xperia" security has never been activated, also i flashed another and another ftf file but it's still "No".
Can somebody help me? I would really appreciate it!
Edit: I already backed up DRM keys, is there any chance to unlock bootloader than?
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Try with flashtool. ?
Natin95 said:
Try with flashtool.
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I tried but nothing.
I also get error: FAILED <remote: command not allowed> when i try to unlock bootloader
SONY fan said:
I tried but nothing.
I also get error: FAILED <remote: command not allowed> when i try to unlock bootloader
Click to expand...
Click to collapse
Try again with USB debuging on and install unkown sources on, with the latest Flashtool.
Natin95 said:
Try again with USB debuging on and install unkown sources on, with the latest Flashtool.
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I did it like that, but unfortunately nothing happens
SONY fan said:
I did it like that, but unfortunately nothing happens
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You try this?
Shut down device. Start Flashtool. Click unlock bootloader and folow the instructions?
Natin95 said:
You try this?
Shut down device. Start Flashtool. Click unlock bootloader and folow the instructions?
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Click to collapse
Yes, and it said that the device can not be unlocked officialy
SONY fan said:
Yes, and it said that the device can not be unlocked officialy
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what version of the Flashtool?
Natin95 said:
what version of the Flashtool?
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Latest with Nougat support
Remove/turned off something looks like findmyphone on security, mine works after turned off that
SH1M4BD3 said:
Remove/turned off something looks like findmyphone on security, mine works after turned off that
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True
Turn off my Xperia
SH1M4BD3 said:
Remove/turned off something looks like findmyphone on security, mine works after turned off that
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I disabled everything but i still can't unlock
Natin95 said:
True
Turn off my Xperia
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It's deactivated. but i still can't unlock
Same
Sorry I join. I have same problem as you. However, what is your phone series? Global version or Japan? Sorry for my bad English.
Garrsett said:
Sorry I join. I have same problem as you. However, what is your phone series? Global version or Japan? Sorry for my bad English.
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It's a global version
Did you turn on OEM unlock from dev options?
Omega200 said:
Did you turn on OEM unlock from dev options?
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How can I find Dev Options?
Press repeatly on build number
Omega200 said:
Did you turn on OEM unlock from dev options?
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Yes, but nothing is changed
I have same problem. Did you find any solution?

Phone has been unlocked and cannot be trusted.

Hi All,
i have a PRA-LX1C432B115. the bootloader is unlocked. i do not have twrp and nor is it rooted. i would like to remove the boot screen that says this phone cannot be trusted. is this possible to do?
If you have the unlock code then use the command "Fastboot oem relock xxxxx" of course xxxxx is your code.. If you don't have the unlock code then get it from Huawei website and you are good to go.. BTW if you don't want to root or install TWRP.. Why did you unlock it anyway?
Dr.TheMaster said:
If you have the unlock code then use the command "Fastboot oem relock xxxxx" of course xxxxx is your code.. If you don't have the unlock code then get it from Huawei website and you are good to go.. BTW if you don't want to root or install TWRP.. Why did you unlock it anyway?
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Thank you will give that a go. I didnt unlock the bootloader. The phone was given to me a little while ago by a friend. Who got a upgrade. Thanks for the reply.
Update; worked a treat thank you very much!
talset said:
Thank you will give that a go. I didnt unlock the bootloader. The phone was given to me a little while ago by a friend. Who got a upgrade. Thanks for the reply.
Update; worked a treat thank you very much!
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Great! Have a good day

How to unlock bootloader without dialer menu!!

The dialer menu dosnt work for me... its justs desappear what i was tipping and do nothing... any idea for unlock my Xperia XZ2??
i want to only root the mobile phone... any idea please??
nKiiGamalerii19 said:
The dialer menu dosnt work for me... its justs desappear what i was tipping and do nothing... any idea for unlock my Xperia XZ2??
i want to only root the mobile phone... any idea please??
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Upgrade to firmware ending with .126
MartinX3 said:
Upgrade to firmware ending with .126
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i ve 52.0.A.3.126 firmware...
nKiiGamalerii19 said:
i ve 52.0.A.3.126 firmware...
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Did you tried a clean flash?
Unlocking bootloader would wipe your phone userdata anyway.
MartinX3 said:
Did you tried a clean flash?
Unlocking bootloader would wipe your phone userdata anyway.
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And how i do a clean flash?? the last mobile than i root was the nexus 4, im a little out in this now...
thanks for the help men :highfive:
nKiiGamalerii19 said:
And how i do a clean flash?? the last mobile than i root was the nexus 4, im a little out in this now...
thanks for the help men :highfive:
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Just use newflasher and install the .126 userdata.sin from your device :laugh:
You're welcome
MartinX3 said:
Just use newflasher and install the .126 userdata.sin from your device :laugh:
You're welcome
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man, i ve authorized the ADB in de XZ2 but i wanna use this last code
Code:
fastboot -i 0x0fce oem unlock 0x<insert your unlock code>
but the console say me than the sintaxis re incorrect... i dont know where its the problem now... the device is attached and all...
Thanks for the help :good:
nKiiGamalerii19 said:
man, i ve authorized the ADB in de XZ2 but i wanna use this last code
but the console say me than the sintaxis re incorrect... i dont know where its the problem now... the device is attached and all...
Thanks for the help :good:
Click to expand...
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You need fastboot v28 and write it by hand.
Don't copy it from the Sony website.
And please unlock it with PIE .126, so you won't need a camera fix.

P10 not turning on after update!!!

Hello.
i have a Huawei P10. [VTR-L29 9.0.1.159(C185E3R1P9)]. I updated it using hisuite and firmware finder via erecovery 2 weeks ago, then recently i tried to check for updates in hisuite, an update is available, with the same build number(developer) with size of 880mb and i updated it, after completion of update, phone restarts, verify installation packages and proceed with update installing, after 99% phone restarts again and not turning on itself, i tried manually turning it on, not successful. so I tried plugging it in my computer, hisuite detects it, and system recovery is the only option. i tried but it failed, and should be taken to the service center.
What should I do?
-my phone was purchased abroad
-warranty expired a year ago
-i dont have the box of it and the imei infos.
If anyone can help me, please I need it. THANKS
itsjhndnllclrg said:
Hello.
i have a Huawei P10. [VTR-L29 9.0.1.159(C185E3R1P9)]. I updated it using hisuite and firmware finder via erecovery 2 weeks ago, then recently i tried to check for updates in hisuite, an update is available, with the same build number(developer) with size of 880mb and i updated it, after completion of update, phone restarts, verify installation packages and proceed with update installing, after 99% phone restarts again and not turning on itself, i tried manually turning it on, not successful. so I tried plugging it in my computer, hisuite detects it, and system recovery is the only option. i tried but it failed, and should be taken to the service center.
What should I do?
-my phone was purchased abroad
-warranty expired a year ago
-i dont have the box of it and the imei infos.
If anyone can help me, please I need it. THANKS
Click to expand...
Click to collapse
Hope that bootyloader still working, else there's a chance for you to get another phone.
If I had to go thru what you have today... I would try to flash Emui 9 based RR or Los just to revived while enjoying the pure android interface.
If all else fails... Go back to basic maybe there is a thing or two that you've missed
fr3ker said:
Hope that bootyloader still working, else there's a chance for you to get another phone.
If I had to go thru what you have today... I would try to flash Emui 9 based RR or Los just to revived while enjoying the pure android interface.
If all else fails... Go back to basic maybe there is a thing or two that you've missed
Click to expand...
Click to collapse
forgot to include that my bootloader is locked, my bad fastboot and adb only detects my phone. thanks for replying btw
itsjhndnllclrg said:
forgot to include that my bootloader is locked, my bad fastboot and adb only detects my phone. thanks for replying btw
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a better reason to get it unlocked isn't it?
fr3ker said:
a better reason to get it unlocked isn't it?
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how can I unlock it? like what method?
itsjhndnllclrg said:
how can I unlock it? like what method?
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Click to collapse
Can you get to the bootyloader or recovery? As long as bootyloader still working there's still a chance for revival.
You can try flash stock recovery & try to get it to flash the stock fw from it.
I have solution
contanct to me
fr3ker said:
Can you get to the bootyloader or recovery? As long as bootyloader still working there's still a chance for revival.
You can try flash stock recovery & try to get it to flash the stock fw from it.
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Click to collapse
my bootloader in locked, i havent unlocked it before, is there any way to unlock it without spending money? the only thing i know , it is detected in fastboot and also in dc unlocker.
itsjhndnllclrg said:
my bootloader in locked, i havent unlocked it before, is there any way to unlock it without spending money? the only thing i know , it is detected in fastboot and also in dc unlocker.
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I don't see any articles on for unpaid versions to unlock the bootloader. The only safe & easy is thru dcunlocker.
Hav u tried boot to erecovery & see if it can recover that stock firmware??
fr3ker said:
I don't see any articles on for unpaid versions to unlock the bootloader. The only safe & easy is thru dcunlocker.
Hav u tried boot to erecovery & see if it can recover that stock firmware??
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I tried erecovery as you said but I failed to do so, the only hope I think is just the fastboot mode. also, I would like to ask if what option or how many credits should I get in DC Unlocker?
itsjhndnllclrg said:
I tried erecovery as you said but I failed to do so, the only hope I think is just the fastboot mode. also, I would like to ask if what option or how many credits should I get in DC Unlocker?
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I spent roughly not more than 5usd for a code & that's about it. Nothing more... Now I'm happily unlocked that bootyloader :good:
I think the only ways is thru pc or with a small payment at the huawei service centre to get that firmware up and running again.
fr3ker said:
I spent roughly not more than 5usd for a code & that's about it. Nothing more... Now I'm happily unlocked that bootyloader :good:
I think the only ways is thru pc or with a small payment at the huawei service centre to get that firmware up and running again.
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is this the only required credits to unlock bootloader? see attached photo
and after you pay for credits, you will get unlock code? and use that unlock code to unlock bootloader in fastboot mode?
itsjhndnllclrg said:
is this the only required credits to unlock bootloader? see attached photo
and after you pay for credits, you will get unlock code? and use that unlock code to unlock bootloader in fastboot mode?
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Yeah that's just about it. Safe keep the code very carefully.
fr3ker said:
Yeah that's just about it. Safe keep the code very carefully.
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Click to collapse
Hello, I just wanna make sure that I will get the unlock code but I dont know where I should get it. I dont know what tool should I use, HCU Client? , DC-Unlocker? or DC-Phoenix? I dont wanna waste my credits. THANKS
itsjhndnllclrg said:
Hello, I just wanna make sure that I will get the unlock code but I dont know where I should get it. I dont know what tool should I use, HCU Client? , DC-Unlocker? or DC-Phoenix? I dont wanna waste my credits. THANKS
Click to expand...
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The only app i ever used to get the unlock codes = https://play.google.com/store/apps/details?id=dc.huaweibootloadercodes
Then follow directions on how to unlock via fastboot

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