bootloop, can't use fastboot/recovery - Xiaomi Mi A2 / 6X Questions & Answers

My Mi A2 got suddenly into a boot loop. I tried to enter recovery and fastboot, but as soon as I enter the phone restarts again into boot loop. Does someone have any idea what I can do?

1) How do you try to enter fastboot / recovery? Using buttons?
2) Does adb detect your phone while bootlooping?
3) What did you do which lead to a bootloop (flashing something, doing something with partitions, etc)?
4) Is it Android or MIUI?

User699 said:
1) How do you try to enter fastboot / recovery? Using buttons?
2) Does adb detect your phone while bootlooping?
3) What did you do which lead to a bootloop (flashing something, doing something with partitions, etc)?
4) Is it Android or MIUI?
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1. Pressing volume up/down + power. I didn't know there was another way. Which is it?
2. No.
3. Nothing, no flashing, no rooting, stock all the way.
4. Android One.
I managed somehow to keep it in recovery to factory reset. Now everything works. I still don't know how it got into bootloop and why it wouldn't stay in recovery/fastboot. I suspected it was the battery not charged enough, but I tried it while plugged into the socket and it would still restart.

Related

Installing custom rom, on galaxy s gt-i9000, with a busted power button

Hi there i am relatively new to android modding and rooting etc. I recently tried to install Cyanogenmod to my phone and I succeeded, but the next day my phone began to restart itself, turns out that the power button is broken. We tried to repair it but ended up burning down the processors internal i/o (latch or whatever structure it has) with a faulty multimeter . Now i have to turn on my phone with a dock cable (with 1kohm res) which wakes up the phone, i can access the Download mode by plugging in the dock, and pressing home+down, but the recovery needs the power button signal too.
I can access the recovery by using adb commands, but i need to boot in. If i install a new recovery like CWM, i am stuck in a bootloop and i don't know if i can use the adb commands. Is there any other way to get into recovery mode, besides home+power+up, or adb commands?
Can i install CM onto the phone under these circumstances?
Thanks for any help given!
Not sure how you are going to select options in recovery as you need the power button unless you have Touch Recovery or TWRP recovery. Anyway use this app to boot to recovery http://forum.xda-developers.com/showthread.php?t=1423071
pryerlee said:
Not sure how you are going to select options in recovery as you need the power button unless you have Touch Recovery or TWRP recovery.
Click to expand...
Click to collapse
Well , the home button does the trick, i think i tried it on the stock recovery mode.
Anyway use this app to boot to recovery http://forum.xda-developers.com/showthread.php?t=1423071
Click to expand...
Click to collapse
With the adb commands i can do that... but if i get into a bootloop i cant use this app, can i?
Sorry i miss understood you, so you are in a recovery bootloop?
pryerlee said:
Sorry i miss understood you, so you are in a recovery bootloop?
Click to expand...
Click to collapse
Well if i install a new recovery mod like clockworkmod then i'll be in one. That is why it is necessary to reboot in it so i can install the ROM.
Rather get your power button replaced.

Can't boot to flash mode or recovery mode.

I really need help.
I've got my phone bricked and I can't even boot to flash mode or to recovery mode.
The last thing I've done is boot to twrp and clear data because I am going to change rom. But there is a certain error that pops up. and forgot what was it. After that, I try to flash the rom. But the same error pops up. If I remember correctly. e:ex4ts is not found? Something like that? And now. When I turn on my phone. The xperia logo still pops up. Then after that its only black screen. I tried going to recovery (power + Vol up + vol down) and also tried flash mode but nothing really happens. Its like not being detected. And when I try to charge it. The xperia logo pops up and black screen appears. The charging icon/animation is not popping up. Is there anyway to fix this? Please help. Any help would be much appreciated. Thank you.
Your phone is now bricked and won't boot into recovery.You need to flash stock rom via flashtool to recover your phone.Is that your phone's bootloader Lock?Unable to boot into recovery always happen in locked bootloader phone.
Use Flashtool to flash stock rom. But be careful to connect phone only when prompted. It should boot after that, then you can root phone again and try to install recovery again.
I have unlocked bootloader already. I think there is something wrong with the phone. I can't boot to flash mode and recovery mode. The screen continues to go black light. I've tried for more than 20 times already. But still. I can't go to flash mode. Can I go to flash mode by only connecting my phone to my pc?
http://forum.xda-developers.com/showthread.php?t=1963961
use recovery img to flash via flashtool.you'll get your recovery back
Thank you so much for answering my query. I figured it out before reading this. Yes, I forgot how to use flashtool. I forgot how to boot into flash mode. I used the method in Samsung devices (All buttons must be pressed) which technically my mistake. Thanks again.

twrp works fine but won't start via vol+power

Hi, as the title says, i can't boot to twrp when the phone is powered off. It will ignore what i push and just boot into cyanogenmod.
It used to work at some point, also i can get to twrp if i restart via the twrp app.
I should probably just reflash it?
If I'd somehow lock me from the os while experimenting, i could still run twrp via fastboot in ?
kind regards!
nyanxo said:
Hi, as the title says, i can't boot to twrp when the phone is powered off. It will ignore what i push and just boot into cyanogenmod.
It used to work at some point, also i can get to twrp if i restart via the twrp app.
I should probably just reflash it?
If I'd somehow lock me from the os while experimenting, i could still run twrp via fastboot in ?
kind regards!
Click to expand...
Click to collapse
Please note power+ vol+ its to restart phone.
power+vol- to enter recovery.
so if already power down just press power+vol-
if in os press power+vol+ to reboot. when screen off power+ vol- to enter recovery

Infinite bootloop Huawei P10

Recently i'm just update the Huawei android version, but after restarted the phone, it's keep stuck on the manufacturer logo, unable boot into the main screen.
I did try to press Volume key + and Power unfortunately unable to enter the recovery mode, please help.
Send it to service
If you haven't unlocked the bootloader/installed TWRP/Rooted, then yes I'd agree with the above comment and send to service.
Otherwise follow the instructions here.... https://forum.xda-developers.com/p10/help/tutorial-recovering-p10-p10-brick-t3600211
amonev said:
Send it to service
Click to expand...
Click to collapse
I'd asked the service center but they said will wipe my data, is there anyway to retrieve the data back?
Just for understanding: Did you unlock your Bootloader?
Jannomag said:
Just for understanding: Did you unlock your Bootloader?
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Click to collapse
No, i didnt unlock bootloader.
Did someone managed to fix that? I have same problem.
I used hisuite to install pie update on my p10 and it started bootlooping.
Button combinations for fastboot, factory reset etc dont work, cant even shut down phone unless disconecting battery from the motherboard.
i have the same problem, i didn't do anything it just happened and now i don't know what do, please help
sayfsami said:
i have the same problem, i didn't do anything it just happened and now i don't know what do, please help
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Click to collapse
Have you tried to do Factory Reset and/or (re)Install latest firmware and recovery from eRecovery (switch off, conncect to charger, keep pressing Vol+ and then boot by Pow)
zgfg said:
Have you tried to do Factory Reset and/or (re)Install latest firmware and recovery from eRecovery (switch off, conncect to charger, keep pressing Vol+ and then boot by Pow)
Click to expand...
Click to collapse
i can't access recovery mode, the phone keeps boot looping until the battery is drained, i tried to access recovery mode with the boutons combination to do a factory reset but i can't access it, it doesn't work, the phone stays stuck in the boot loop, i actually don't know how to install the firmware i didn't find it.
once the phone has some power it starts booting and rebooting until the battery is drained, when i plug it it starts booting and rebooting on it's own.
sayfsami said:
i can't access recovery mode, the phone keeps boot looping until the battery is drained, i tried to access recovery mode with the boutons combination to do a factory reset but i can't access it, it doesn't work, the phone stays stuck in the boot loop, i actually don't know how to install the firmware i didn't find it.
once the phone has some power it starts booting and rebooting until the battery is drained, when i plug it it starts booting and rebooting on it's own.
Click to expand...
Click to collapse
eRecovery is different from Recovery (I wrote above the phone to be connected to charger while booting with Vol+ kept pressing; in Recovery there is no option for Installing the latest - but the option is present in eRecovery), but anyway, you probably cannot boot to eRecovery either ;(
It could be also possible to reinstall firmware from HiSuite but you could not connect if you cannot boot
For flashing from Fastboot, you must have Bootloader and FRP unlocked (but to unlock, you must first boot to the system)- if I understood correctly, you didn't play with Bootloader, Fastboot, flashing, etc yet, hence your FRP and BL are locked
Uhm can anyone help me? pls. I unlocked my bootloader and flashed open kirin AEX P1 Beta and it caused me bootloop maybe because I fail to factory reset the second time or at least can I reflash the custom rom to make it work again but I can't access my p10 on fastboot

G973F Stuck on Boot Screen After Failed BeyondROM Install and TWRP 3.4.0-3 Flash

I believe i've royally screwed up and i want to know if there's anything I can do to save my phone.
I downloaded the latest BeyondROM from here after being on a previous version for about a year (not sure which one I was on):
https://forum.xda-developers.com/ga...evelopment-exynos/rom-beyondrom-v6-0-t4017921
I flashed the zip file through TWRP and only after flashing did I realize that I was on TWRP 3.3.1-11 and not 3.4.0-3, which I'm guessing is why my phone is now stuck on the boot logo when I boot it. I went back into TWRP and cleared the Dalvik & standard cache again after this but no dice.
But it gets worse. I then tried to upgrade to 3.4.0-3 by flashing it from TWRP 3.3.1-11 using the recovery partition, hoping to reflash the firmware after doing so.
After doing this and my phone rebooting, not only am I stuck on the boot screen, but now I can no longer enter recovery mode either by holding Bixby + Vol Up + Power. My phone isn't recognized by my PC or Odin now either.
Is my phone completely bricked, or is there a way to salvage this mess i've made?
Could really use some help.
Thanks guys.
If you can go to download mode, try re-flashing the stock Samsung firmware via Odin.
XTrail02 said:
If you can go to download mode, try re-flashing the stock Samsung firmware via Odin.
Click to expand...
Click to collapse
Thanks for the suggestion, however that's my primary issue. I can't get to download mode (which really should be recovery mode since I have TWRP).
Do you think it could be an issue with me rebooting to recovery mode after upgrading TWRP using TWRP itself? Maybe my phone needs to be hard powered off once to access TWRP again?
And since I have that failed ROM install, the only way to power off the phone would be to wait for the battery to drain.
Power+volume down+Brixby goes right into download mode bypassing the recovery
TheMassiveEffect said:
Power+volume down+Brixby goes right into download mode bypassing the recovery
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Click to collapse
My phone just keeps restarting when Power + vol down are held. Looks like draining the battery didn't help either. I'm stuck on the boot screen even when plugged in with 0% battery. When I remove the USB Cable and hold Vol down + Power, the phone seems to turn off because there's no battery, but immediately after plugging in a power cable, the phone automatically turns on by itself again.
You can try this, but best not to flash anything without charging battery first. You can charge while phone is off:

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