How To Get Lost Bootloader Back in Asus Zenphone 2 (ZE551ML /ZE550ML) - ZenFone 2 Q&A, Help & Troubleshooting

How to Get Lost Bootloader Back in Asus Zenphone 2 (ze550ml)
My System is working normally but Can't Enter Fastboot mod or Recovery Mod because lf flashing wrong Image.
1)In XFstk it shows Error while flashing OS
Reconnecting to device..... #1
.
.
Reconnecting Device...... #20
My phone battery is charged at 100% but I face this Error
2)XFstk shows FW Flashing Success, Continuing to OS
It boots up my phone.. And my System gets booted.
But unable to enter Fastboot Mod
How to Solve this Issue.!!

pls help him, i just got this error too

try xFSTK again and again. see if you have followed steps in same sequence in the guide below.
http://forum.xda-developers.com/zenfone2/help/thead-bricked-phone-updating-to-mm-tips-t3452785

Related

problem with my device ASUS ZENFONE 2 LASER ZE550KL

Hey guys there is a problem while i am rooting my device. The problem is when i am flashing twrp to root my device it is showing moto g 2015 instead of zoold (my device name by the way), this problem only occurs when i am in twrp recovery this may not seems to be a issues but believe me guys it is very big issue
here comes my main problem with it,
i can successfully root the my device despite of the problem but when i try to flash cm 13 (or) any costume rom something like this error is poping out on my TWRP "this phone is osprey(moto g) your are installing ZOOLD(my device) rom please install required rom "..........please guys help me out, This is happening every time when i am flashing twrp. My pc can show the legit device name as long as the phone is in switch on mode but when i try to flash and enter into twrp recovery my pc is showing MOTO G instead of my device name ZOOLD.
SORRY FOR MY BAD ENGLISH. THANKs
i was rooting my zenfone 2 laser ze550kl device. But unfortunately the data cable got loose and the device got deisconnected from my laptop. Later when i tried to repeat the process the usb driver says the device is not connected . Also my phone is not starting now. It get restarted again and again when ASUS logo shows up.
How should i fix my phone
Please help..my asus ZE550KL can't be root..what i must to do..sory for my bad engglish

My asus zenfone 2 (ZE550ML) hard bricked and cannot flash via xFSTK help me.

This is my second bricked on my zenfone 2, i can solved the first one.
but in the last brick my pc cannot detect the zf2 and enter download mode to flash via xFSTK.
this happened after i flashed it via AFT. now my zn2 only vibrate and black screen, no boot, and no download mode.
AFT can detect my phone but it cannot flashing because my serial number is unknown (1234567890abcde,etc),
FYI : xFSTK work fine before i flashed via AFT.
anyone can explain it to me?
queensea said:
This is my second bricked on my zenfone 2, i can solved the first one.
but in the last brick my pc cannot detect the zf2 and enter download mode to flash via xFSTK.
this happened after i flashed it via AFT. now my zn2 only vibrate and black screen, no boot, and no download mode.
AFT can detect my phone but it cannot flashing because my serial number is unknown (1234567890abcde,etc),
FYI : xFSTK work fine before i flashed via AFT.
anyone can explain it to me?
Click to expand...
Click to collapse
go to the following thread. and use section flash firmware without AFT
https://forum.xda-developers.com/zenfone2/help/thead-bricked-phone-updating-to-mm-tips-t3452785
sukhwant717 said:
go to the following thread. and use section flash firmware without AFT
https://forum.xda-developers.com/zenfone2/help/thead-bricked-phone-updating-to-mm-tips-t3452785
Click to expand...
Click to collapse
it is work, thank you so much

Phone stuck in bootlop, can't enter droidboot

Hi guys ,
a bit of a novice here , i have the ZE550ML edition and have tried rooting my phone
the steps that lead to this problem are as follows
- tried to root the phone using one of the utilities on this forum - kept getting error messages saying not allowed to write on partition
- tried to unlock bootloader by using one of the utilities on this forum - failed and device was stuck in bootlop but could enter droidboot and recovery , was detectable as moorfield on the pc
- tried to flash the official rom image using asus flash utility and now stuck in bootloop but can't enter droidboot at all , my pc does not discover the phone anymore either
is there anything i can do further to fix my phone or am i screwed ?
sorry if this was already posted , i tried to find answeres on older posts but nothing help
magnus_fancy said:
Hi guys ,
a bit of a novice here , i have the ZE550ML edition and have tried rooting my phone
the steps that lead to this problem are as follows
- tried to root the phone using one of the utilities on this forum - kept getting error messages saying not allowed to write on partition
- tried to unlock bootloader by using one of the utilities on this forum - failed and device was stuck in bootlop but could enter droidboot and recovery , was detectable as moorfield on the pc
- tried to flash the official rom image using asus flash utility and now stuck in bootloop but can't enter droidboot at all , my pc does not discover the phone anymore either
is there anything i can do further to fix my phone or am i screwed ?
sorry if this was already posted , i tried to find answeres on older posts but nothing help
Click to expand...
Click to collapse
if you are not able to go to recovery of fastboot mode. following is the only way to get out of it. read carefully. do as suggested. go to other point after completing one properly. do not use asus flash tool after you enter fastboot mode. use commands to flash raw firmware. see section flash firmware without AFT. OFC after you get fastboot mode back.
https://forum.xda-developers.com/zenfone2/help/thead-bricked-phone-updating-to-mm-tips-t3452785
if you have any other question please post in above thread only.

back firmware stock from Service RAW asus zenfone 2 ZE551ML or ZE550ML

Hi guys, i hope someone can help me. i have a asus zenfone 2, on back cover battery is write Z00ADB i follow this guide time ago LINK.
I want to restore firmware stock.
So i reinstalled the driver from website asus. and i installed ATF the last version and old version. The new version tell me always to charge the battery. The old version can see my device
If i press combination button and select recovery i cant get on that menu. The phone restart automatically.
i try to flash recovery stock and twrp nothing to do. I dont know if bootloader is unlock , i try the guide for the bootloader but i not see inverted color.
On Asus flash tool i see the serial number F8AZFG04L425 (on phone screen in fastboot mode i see serial number 0123456789ABCDEF) . i downloaded some RAW file ZE551ML or ZE550ML
I get some error like Flash image failure (failed cannot use fastboot executable).

Bootloop Zenfone 2 ZE551ML

Good morning, I have a zenfone 2 ZE551ML that suddenly stopped working (only bootloop), in the first days that I suffered from this error the device crashed in its normal use and then forced a shutdown to start it again. At that time it was in bootloop in the boot animation of asus, I tried to start it several times but I was not successful. I left the device off for a few days without doing anything then I tried again and the system started successfully without a bootloop ... But after a few minutes the system crashed like the first time and I repeated the forced shutdown procedure but again the damn bootloop. Then the system didn't start anymore so I decided to try a solution with the xFSTK Downloader and ASUS Flash Tool following step by step but presented an error in the asus flash tool “flash_cmds error”, I tried methods without aft but I got the same error. I'm sorry if it was difficult to understand something because my English is bad .. I really need to solve this, thanks in advance

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