XT1225 Bricked out from downgrade from 6.0.1 to 5.0.2 Locked Bootloader locked HELP - Moto Maxx Q&A, Help & Troubleshooting

Hi all,
Please help me with this, i have a Moto Maxx with locked bootloader, it was into 6.0.1 brasil and it was downgraded to 5.0.2 Chile without being bootloader unlocked. now it is looping into fastboot mode with the following log:
Version downgraded fot boot
Failed to validate boot image: ret=-4
Fastboot reason: Fall-through from normal boot mode
Version downgraded for boot
failed to validate boot image: ret=-4
Boot up failed.
It is not recognized by fastboot devices, it stays into waiting for device.
In Devices manager it comes out as Fastboot quark S
if i put the qualcom drivers it happens the same.
i been trying with different tutorials but as it is not recognized by fastboot or ADB i only go to a dead end., if anybody has a way to fix this will be apriciate.
Please help me with this to recover this phone.
Sorry about my english.
Regards

JnKhD said:
Hi all,
Please help me with this, i have a Moto Maxx with locked bootloader, it was into 6.0.1 brasil and it was downgraded to 5.0.2 Chile without being bootloader unlocked. now it is looping into fastboot mode
Click to expand...
Click to collapse
1) You can not downgrade firmware on these Quarks with a locked bootloader. On the XT1225 and XT1250 Moto Maxx, bootloader unlock is FREE through request to Motorola website.
The first thing you do on these phones is unlock the bootloader! Unlocked bootloader is "god" mode.
I explain how to do it here:
UPDATED GUIDE: How to unlock your MOTO MAXX/MOTO TURBO bootloader/install TWRP/root
https://forum.xda-developers.com/moto-maxx/general/guide-how-to-unlock-moto-maxx-moto-t3455341
Even with an UNlocked bootloader, to downgrade firmware you have to omit the gpt.bin flash command. So, you probably still would have temporarily bricked your phone, since you don't seem to know anything about this phone -- but you could have easily recovered by re-flashing again. Unlocked bootloader is very forgiving!
I hate to sound this way, but you really, really should have even done basic research on this phone before trying to do what you did.
So, how can you fix this?
2) Your only way to recover your phone is to re-flash same firrmware you were on or newer. In this case, it would be the Brazil 6.0.1 firmware, and it would be good to make sure you flash the very newest -- because it needs to be the same bootloader version or newer.
This is the most recent Brazil 6.0.1 stock firmware:
XT1225_QUARK_RETBR_6.0.1_MPGS24.107-70.2-2_cid12_subsidy-DEFAULT_CFC.xml.zip
https://www.androidfilehost.com/?fid=385035244224403573
3) You will need to use RSDLite or ADB. You said it will not recognize the device in ADB, so try RSDLite -- or try them both on another PC. Make sure you have the latest Motorola drivers for PC.
https://mobilesupport.lenovo.com/us/en/solution/MS88481
4) if you can't get any computer to recognize the device to flash in RSD or ADB, there are a couple of other unbrick methods for Quark, but I have no experience with them:
https://forum.xda-developers.com/droid-turbo/general/turbo-unbrick-t3139811
https://forum.xda-developers.com/moto-maxx/general/tuto-unbrick-xt1225-100-t3483623
Yes, one is in the Droid Turbo forum but Quark is Quark.
Good luck.

Related

Stuck at fastboot mode after trying downgrade xt1028

So i found some firmwares of my moto g xt1028 and tried to flash downgrade it to 4.4.2 but not successfully. After that, i tried to back to 4.4.4 and now stuck at this message:
- "failed to validate system image"
- Fastboot reason: "Fall-through from normal boot mode"
Any idea how to let me back as it is? :crying: Please help
P/s: I tried to flash 4.4.4 firmware again and many times, seem like all commands are proceeded properly but still cant boot , i wonder if 4.4.2 version do anything with it :crying:
Update1: Fixed! <-- I found there's 1 more file named "system.img_sparsechunk4" and decided to flash it ---> Fixed the device. Thanks god :highfive:
Downgrading via fastboot is very dangerous as you are also flashing the Bootloader. Is your Bootloader unlocked? I haven't followed if that's possible with XT1028.
lost101 said:
Downgrading via fastboot is very dangerous as you are also flashing the Bootloader. Is your Bootloader unlocked? I haven't followed if that's possible with XT1028.
Click to expand...
Click to collapse
As this moment, no. Still locked. Im glad that i fixed this problems after 4 hours finding and trying

faulthy rom, locked my bootloader..

My problems concerns a Moto E 2015, but I think it could also occur on a Moto G 2015. I hope someone has experience with a situation like I have.. The phone is in a state where I can't accomplish anything
I think I bricked my Moto E 2015 (XT1524) yesterday. I tried to go to stock from cm13, every factory flash I did resulted in a "unlock bootloader" screen bootloop (tried stock 5.0.2, 5.1.1 retail europe). Then in a brainfart moment I locked my bootloader while a (bootloop causing) 5.1.1 rom was installed. This caused that I am only able to flash that particular 5.1.1 rom, otherwise I get a "preflash validation failed". The problem is that this 5.1.1 rom is not working so I can't boot and configure OEM unlock. I am also not able to flash another factory image, since it is blocked by the bootloader. I think I am out of options? I tried flashing the 5.1.1 rom according to the instructions (http://forum.xda-developers.com/moto...mware-t3044936). The 5.1.1 rom I am refering to is called:
XT1524_SURNIA_RETEU_5.1.1_LPI23.72-66_cid7_subsidy-DEFAULT_CFC_.xml.zip
With my current bootloader it seems that this rom is the only one I can flash... Is my phone bricked?
edit: I forgot to mention, I can only boot into fastboot mode, no twrp recovery nor stock recovery (I can flash it to the phone though). It just immedeately boots into fastboot mode (i see a short flash of the "bootloader unlocked" warning, then fastboot).

HELP about fix moto G

who know how unbrick a Moto G this is my model XT1045 always starts in bootloader mode and say boot image failed i try update to lolipop from kit kat the bootloader is 41.1a my computer recognize the phone and charge battery via usb anyone know how unbrick with any version of lolipop or kitkat?
Use KK Firmware No Need To Flash Lollipop But Be Careful And If u Flashed Lollipop Bootloader Then Ignore The Command Line from Fastboot For Bootloader.

Bootloader locked, Can't acess Recovery, No OS installed.

Hey guys, i have a problem, my Bootloader is locked and i can't access my recovery, and there is no rom installed, what should i do now? i can't access Developer options to Allow OEM unlock because there is no OS.
am i screwed? or there is something i can do?
Iago Duarte said:
Hey guys, i have a problem, my Bootloader is locked and i can't access my recovery, and there is no rom installed, what should i do now? i can't access Developer options to Allow OEM unlock because there is no OS.
am i screwed? or there is something i can do?
Click to expand...
Click to collapse
Did you ever enable developer options and allow USB debugging? If so, and you can connect to ADB on a PC, you can flash stock firmware back onto the phone.
or try this:
As I didn't have USB debugging enabled I couldn't connect to the phone via ADB, but if you put it into recovery mode you can use Fastboot. Hold down the power key to turn the device off and turn it on while holding down Vol Down to load up recovery mode.
Click to expand...
Click to collapse
However, with locked bootloader there is no room for error in flashing firmware via ADB or you will brick the phone. You have to flash the correct firmware exactly for your phone, with the same level of bootloader you already have or newer. You can't flash Mexico over Brazil or Lollipop over Marshmallow. Has to be exactly what was made for your phone, either what you already had or newer (if it exists).
What OS was installed before?
But WHY is there no ROM installed? What did you do?
The OS installed before was the most recent Stock MM Brazil, i installed the stock rom, it worked, then i wanted to go back to stock recovery, it it worked too, then i wanted to locked my bootloader, i locked, after that i couldn't enter recovery, neither boot to OS.
Iago Duarte said:
The OS installed before was the most recent Stock MM Brazil, i installed the stock rom, it worked, then i wanted to go back to stock recovery, it it worked too, then i wanted to locked my bootloader, i locked, after that i couldn't enter recovery, neither boot to OS.
Click to expand...
Click to collapse
You wanted to re-lock your bootloader? Unlocked bootloader = God mode.
Did you ever have TWRP? You said you wanted to go back to "stock recovery" (not sure why, it's mostly useless compared to TWRP custom recovery.)
I'm not sure why re-locking the bootloader would wipe the OS...
But you can boot to the bootloader screen using the volume and power button and re-flash the stock firmware, using ADB. Here's the link to the newest Brazil Marshmallow for XT1225:
http://ftpeil.eil.com.br/vip/motoro...S24.107-70.2-7_cid12_subsidy-DEFAULT_CFC.xml/
This guy below got out of a jam because he had an unlocked bootloader, which is very forgiving. Locked bootloader is harder.
https://forum.xda-developers.com/moto-maxx/help/maxx-xt1225-br-hard-brick-help-please-t3661803
Yeah, i don't know what happened either, why the **** did my OS got Wiped?
Can i flash the stock rom with the bootloader locked via ADB? how?
Iago Duarte said:
Yeah, i don't know what happened either, why the **** did my OS got Wiped?
Can i flash the stock rom with the bootloader locked via ADB? how?
Click to expand...
Click to collapse
You have to boot to the bootloader screen manually, using the volume + power button trick.
Once on the bootloader screen, when you plug you phone into a PC with ADB installed, it should recognize it.
Then, flash the full stock firmware, from the link above. It's Brazil Marshmallow firmware with December 2016 Security Update. I don't know of any newer right now. You have Brazil XT1225, so that Brazil firmware is compatible with your phone.
But with locked bootloader you have to flash exact same version or newer made for your phone, and you have to enter the commands correctly or you may brick your phone. (When I flashed from Puerto Rico Kitkat to India Lollipop, I messed up. But since my bootloader was unlocked, I just reflashed again, when I realized my mistake.)
If you are not sure of the steps, google Motorola firmware ADB. Here's a couple of excellent tutorials:
How to Manually Official Firmware on any Motorola Device
https://forum.xda-developers.com/dr...force-how-to-manually-flash-official-t3282077
I use this one above. IGNORE where it says you need an unlocked bootloader, because he's talking about cross-region flashing which you are NOT doing. You are flashing your own region firmware.
This one below is by rootjunky and he while he also discusses RSDLite, later in the article he says ADB/fastboot are best as RSDLite can stall.
Motorola Firmware Restore Plus Unbrick
http://www.rootjunky.com/motorola-firmware-restore/
If you get your phone running again, I suggest you unlock the bootloader. There are ways to hide an unlocked bootloader (like Magisk), if that's why you locked it back... But an unlocked bootloader + root makes it YOUR phone and much easier to recover from disasters.
Thanks a lot Chazz, it worked, thanks for the help, really appreciate it, thanks for all the useful tips too.

Bricked device

Hi guys, my moto one hyper is bricked. Somehow trying to downgrade the phone I manage to brick it. It's not booting up, it keeps rebooting to fastboot. I can't flash stock ROM through commands. Every command I send fails because the bootloader is locked. I've tried this Motorola software rescue and smart assistant and it didn't find match to the phone. RSD Lite doesn't show the device. So I'm running out of solutions... Does anyone know another method? Something like EDL with QFIL IDK...(I've used that method with Lenovo phones)
Do you have locked the bootloader after upgrading and do you have upgraded to 11?
Do you have tried 'fastboot oem get_unlock_data' or 'fastboot oem unlock ...'?

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