phone back from repair and bootloader unlocked ? - Samsung Galaxy Nexus

Hey.
had a problem with nexus ( maybe still have)
Gave it to O2 for repair.
Picked phone back today and Ive noticed that bootloader is unlocked ( wasn't)
as they have downloaded old software on the phone 4.0.1 , phone found new update.
When installing it, it came out with red exclamation mark .... after taking battery out, it wont find the update again....
had unlocked bootloader anything to do with updating ? how do I update now ?
How do I lock it back ? or is it better to leave it like it is ? what are advantages ??
thanks for all help

leave it unlocked learn to flash recovery then learn to flash ROMs and you can have 4.0.4 today

bastic said:
[snip]
had unlocked bootloader anything to do with updating ?
Click to expand...
Click to collapse
No.
bastic said:
how do I update now ?
Click to expand...
Click to collapse
1) wait for the OTA update to arrive, or 2) see here.
bastic said:
How do I lock it back ?
Click to expand...
Click to collapse
Reboot into fastboot mode, plug into your computer (assuming you have the driver installed), open a command prompt in the same directory as your fastboot.exe file and type: fastboot oem lock
bastic said:
or is it better to leave it like it is ?
Click to expand...
Click to collapse
Yes, it is better to leave it unlocked.
bastic said:
what are advantages ??
Click to expand...
Click to collapse
If it is unlocked, you can use fastboot commands to flash images to your device - this may alleviate a lot of heartache later on. If you lock the bootloader, and you need to unlock it again, it will wipe all of your data (including anything stored on /sdcard).

thanks for all answers...
I have find out that they flashed my phone with yakjuxw and thats the reason it won't update I think
I was about to flash it last night, but I have noticed that the issue which was reason for me to give phone for repair is still there...
So will hold up with it and give it back to repair on Monday...again...

Related

Pixel XL Stuck, Can't even get into recovery mode PLEASE HELP ME

It is stuck on a screen with the battery. I can get to bootloader mode but cannot get into recovery. Bootloader is locked... Please help
Basically I had the bootloader unlocked and it was rooted. I unrooted the phone and then I locked the bootloader and I am here now. Just wanted to make it go back to stock.
Is it a carrier model or a play store
https://forum.xda-developers.com/pixel-xl/how-to/psa-read-ca-bootloader-t3494615
This.
chapelfreak said:
Is it a carrier model or a play store
Click to expand...
Click to collapse
Google store
ASimpleSock said:
https://forum.xda-developers.com/pixel-xl/how-to/psa-read-ca-bootloader-t3494615
This.
Click to expand...
Click to collapse
I see the thread but it doesnt seem like theres a fix in it
tryfont said:
I see the thread but it doesnt seem like theres a fix in it
Click to expand...
Click to collapse
There probably isn't, if you've altered system and relock and toggle OEM unlocking off in dev. options you get bricked.
tryfont said:
It is stuck on a screen with the battery. I can get to bootloader mode but cannot get into recovery. Bootloader is locked... Please help
Basically I had the bootloader unlocked and it was rooted. I unrooted the phone and then I locked the bootloader and I am here now. Just wanted to make it go back to stock.
Click to expand...
Click to collapse
Did you try:
fastboot flashing unlock
Since you only relocked, you unlikely toggled "OEM unlock"?!
If it fails, I think you are SOL. Maybe someone with a proper solution will chime in. Otherwise, you have to RMA your device...
Good luck...
5.1 said:
Did you try:
fastboot flashing unlock
Since you only relocked, you unlikely toggled "OEM unlock"?!
If it fails, I think you are SOL. Maybe someone with a proper solution will chime in. Otherwise, you have to RMA your device...
Good luck...
Click to expand...
Click to collapse
It just says waiting for device and hangs there... I don't think it recognizes the phone
EDIT: IT WORKED!!!!!
It wouldnt recognize it and I ran fastboot continue and it just hanged there but I went into the bootloader mode and for like a quarter of a second it recognized it and forced it to boot
tryfont said:
It just says waiting for device and hangs there... I don't think it recognizes the phone
Click to expand...
Click to collapse
Open device manager in windows. Plug your phone and see how is your phone recognized.?!
5.1 said:
Open device manager in windows. Plug your phone and see how is your phone recognized.?!
Click to expand...
Click to collapse
Im on mac but its good now I edited my comment above. Only question is how to I completely clean the OS so I can relock bootloader without running into the same problem
This is whats happening to me- https://goo.gl/photos/2kv9Xo3HM3Mqn8AQ9
tryfont said:
Im on mac but its good now I edited my comment above. Only question is how to I completely clean the OS so I can relock bootloader without running into the same problem
Click to expand...
Click to collapse
Hey... Go into recovery and perform a factory reset.
Reboot bootloader and flash stock firmware. You could flash both slots to be sure your device is completely clean.
I wrote a how-to for someone having another issue. You.can follow this:
https://forum.xda-developers.com/showpost.php?p=71849370&postcount=28
When you are finished with flashing, reboot to be sure your system boot properly and your phone works as it should...
From here you can reboot into bootloader and issue:
fastboot flashing lock
If It was me I'd leave it unlocked though... Or at least OEM unlock enabled and ADB debugging ON. Since Google tend to release messed up OTA, you can always unlock the bootloader if needed.
But if you wish you can also disable the OEM unlock.
Good luck...
5.1 said:
Hey... Go into recovery and perform a factory reset.
Reboot bootloader and flash stock firmware. You could flash both slots to be sure your device is completely clean.
I wrote a how-to for someone having another issue. You.can follow this:
https://forum.xda-developers.com/showpost.php?p=71849370&postcount=28
When you are finished with flashing, reboot to be sure your system boot properly and your phone works as it should...
From here you can reboot into bootloader and issue:
fastboot flashing lock
If It was me I'd leave it unlocked though... Or at least OEM unlock enabled and ADB debugging ON. Since Google tend to release messed up OTA, you can always unlock the bootloader if needed.
But if you wish you can also disable the OEM unlock.
Good luck...
Click to expand...
Click to collapse
I'm pretty inexperienced with this kind of stuff and so you might have to explain it a bit further than what that link says. I did fastboot reboot bootloader in terminal but it can't find my device. Also I couldnt get into recovery when it was bricked so I probably still can't
tryfont said:
I'm pretty inexperienced with this kind of stuff and so you might have to explain it a bit further than what that link says. I did fastboot reboot bootloader in terminal but it can't find my device
Click to expand...
Click to collapse
Hey...
You boot into bootloader when the Device is powered off
Just like in your video: with power + volume down
You can see infos regarding:
Bootloader
Radio
S/N
DRAM
Boot-slot=
Etc...
This is the bootloader :good:
From here, unzip the google image you have downloaded, open the folder and from here run the flash-all script. Let your device reboot. Power it down, boot into bootloader again with power + volume down. Change active slot as I described in the link I gave you previously. Run the same flash-all again... Done!
Just for safety, remove your Google account before you continue. You'll add it again later...
Good luck...
5.1 said:
Hey...
You boot into bootloader when the Device is powered off
Just like in your video: with power + volume down
You can see infos regarding:
Bootloader
Radio
S/N
DRAM
Boot-slot=
Etc...
This is the bootloader :good:
From here, unzip the google image you have downloaded, open the folder and from here run the flash-all script. Let your device reboot. Power it down, boot into bootloader again with power + volume down. Change active slot as I described in the link I gave you previously. Run the same flash-all again... Done!
Just for safety, remove your Google account before you continue. You'll add it again later...
Good luck...
Click to expand...
Click to collapse
Alright thank you so much its doing the flashing right now. I really appreciate you helping...I was worried I'd have to get a replacement through google. Have a great day lad
tryfont said:
Alright thank you so much its doing the flashing right now. I really appreciate you helping...I was worried I'd have to get a replacement through google. Have a great day lad
Click to expand...
Click to collapse
Hey... Flash both slots... Just to be sure both are clean and nothing problematic​ remains on your device before locking your bootloader!
It could brick installing an OTA or whatever. Better restart 100% clean. :good:
Cheers...
Just flash the flash-all, relock and call it a day. Then you'll be fully stock and locked. I would however recommend rebooting once before locking to make sure its all good.
tryfont said:
It is stuck on a screen with the battery. I can get to bootloader mode but cannot get into recovery. Bootloader is locked... Please help
Basically I had the bootloader unlocked and it was rooted. I unrooted the phone and then I locked the bootloader and I am here now. Just wanted to make it go back to stock.
Click to expand...
Click to collapse
Hey man I have the same problem you can try calling Google support they can send you a replacement if you still have a warranty
my warranty has expired so I'm on my own

Pixel 2 XL no operating system fix

So I recently got my hand on a pixel 2 xl without the operating system.
I know this is an issue happened to some devices and the best way is to send it back to Google for a replacement.
However neither do I have the box and receive with me nor I am living in the official launch area. So there is no easy way for a replacement from Google. (I can't even post question at there official pixel user forum)
Therefore I really would love to know if I can indeed install the official ROM with tool like this one? https://forum.xda-developers.com/pixel-2-xl/development/tool-tool-one-driversunlocktwrpfactory-t3730226
And hopefully won't wasted a good device.
oliverfongftw said:
So I recently got my hand on a pixel 2 xl without the operating system.
I know this is an issue happened to some devices and the best way is to send it back to Google for a replacement.
However neither do I have the box and receive with me nor I am living in the official launch area. So there is no easy way for a replacement from Google. (I can't even post question at there official pixel user forum)
Therefore I really would love to know if I can indeed install the official ROM with tool like this one? https://forum.xda-developers.com/pi...ol-tool-one-driversunlocktwrpfactory-t3730226
And hopefully won't wasted a good device.
Click to expand...
Click to collapse
Did you have OEM Unlocking checked in Developer options before it happened? If yes you can flash factory images
If you have the stock recovery and can boot into it you can adb sideload the most recent ota zip.
Sent from my Pixel 2 XL using XDA-Developers Legacy app
ram4ufriends said:
Did you have OEM Unlocking checked in Developer options before it happened? If yes you can flash factory images
Click to expand...
Click to collapse
Thanks for the answering guys, however I think it is one of the machine that Google ships with a OS in it... so I don't think OEM unlocking is enabled nor the recovery is working.
oliverfongftw said:
Thanks for the answering guys, however I think it is one of the machine that Google ships with a OS in it... so I don't think OEM unlocking is enabled nor the recovery is working.
Click to expand...
Click to collapse
You can get the bootloader lock status simply by booting into the bootloader. Locked or unlocked? You don't "think" it has a working recovery is not good enough to help you. If it does have a stable recovery, you can flash the OTA. If it does not and the bootloader is locked you are S.O.L. and the phone is dead. Follow this video and let us know.
oliverfongftw said:
Thanks for the answering guys, however I think it is one of the machine that Google ships with a OS in it... so I don't think OEM unlocking is enabled nor the recovery is working.
Click to expand...
Click to collapse
If you can hold down volume and hit power to get into bootloader and choose Recovery, you can fix this phone.
Go here: read instructions at top. You will be booting to bootloader, then to recovery, then choose Apply Update from ADB.
Then give adb OTA command as described. Don't skip or modify any step.
https://developers.google.com/android/ota
I am in this exact same situation. Did you ever figure it out? Or did anyone figure it out?
Got this exact problem with a locked bootloader and no recovery, any solution?
0x0null said:
Got this exact problem with a locked bootloader and no recovery, any solution?
Click to expand...
Click to collapse
How did you lose the recovery with a locked bootloader?
Sent from my Pixel 2 XL using XDA Labs
CyberpodS2 said:
How did you lose the recovery with a locked bootloader?
Click to expand...
Click to collapse
Got it that way thinking i could use recovery to recover the phone
0x0null said:
Got it that way thinking i could use recovery to recover the phone
Click to expand...
Click to collapse
It came without a recovery.
Just use deuce script to flash the factory image guys. That's what I did when I got the no os message. Mines started when I ignorantly thought I had to relock bootloader before flashing stock.
mookiexl said:
Just use deuce script to flash the factory image guys. That's what I did when I got the no os message. Mines started when I ignorantly thought I had to relock bootloader before flashing stock.
Click to expand...
Click to collapse
Locked bootloader wont let me use the script.
If your bootloader is locked with no way to unlock it, and with no working recovery, you're screwed. The device needs to be sent to Google to fix, which is rather problematic when the device is in a country where it wasn't sold.
Strephon Alkhalikoi said:
If your bootloader is locked with no way to unlock it, and with no working recovery, you're screwed. The device needs to be sent to Google to fix, which is rather problematic when the device is in a country where it wasn't sold.
Click to expand...
Click to collapse
Yea, your on point. Only edl firehose may save me
0x0null said:
Locked bootloader wont let me use the script.
Click to expand...
Click to collapse
The script unlocks the bootloader and flashes firmware. Did you try or just assumed it wouldn't work?
mookiexl said:
The script unlocks the bootloader and flashes firmware. Did you try or just assumed it wouldn't work?
Click to expand...
Click to collapse
It Unlocks only if 'oem unlock' is engaged from the booted system.
0x0null said:
It Unlocks only if 'oem unlock' is engaged from the booted system.
Click to expand...
Click to collapse
Which is exactly why it should never be in the locked position...
Sent from my Pixel 2 XL using XDA Labs
0x0null said:
Yea, your on point. Only edl firehose may save me
Click to expand...
Click to collapse
and save me to. I try to find firhose for my pixel 2xl but I didn't find it. Hope someone can provide QFIL Firmware to save as.
Sent from my MI 9 using Tapatalk
0x0null said:
It Unlocks only if 'oem unlock' is engaged from the booted system.
Click to expand...
Click to collapse
Did you try? I used it with no 0S installed so oem unlock couldnt have been engaged.

Root Oneplus5t Problem After update to Pie 9.0

I unlocked bootloader via Bootloader and cmd
and it gave no problems
But when I watch flash Magic 18.1 and make a restart it only comes to the Oneplus screen and does not go any further.
have tried both
TWRP-3.2.3-0-20190311-codeworkx-dumpling
TWRP-3.2.3-x_blu_spark_v9.91_treble-op5_op5t
TWRP-3.2.3-2-dumpling
And none of them get my phone rooted?
When I uninstall Magic run my phone again and it is still unloced bootloader
What can be done to get it rooted
zagget said:
I unlocked bootloader via Bootloader and cmd
and it gave no problems
But when I watch flash Magic 18.1 and make a restart it only comes to the Oneplus screen and does not go any further.
have tried both
TWRP-3.2.3-0-20190311-codeworkx-dumpling
TWRP-3.2.3-x_blu_spark_v9.91_treble-op5_op5t
TWRP-3.2.3-2-dumpling
And none of them get my phone rooted?
When I uninstall Magic run my phone again and it is still unloced bootloader
What can be done to get it rooted
Click to expand...
Click to collapse
the solution to your problem.
https://forum.xda-developers.com/oneplus-5t/development/root-install-twrp-xposed-framework-t3910141
Mirza_Husnain
Mirza_Husnain said:
the solution to your problem.
https://forum.xda-developers.com/oneplus-5t/development/root-install-twrp-xposed-framework-t3910141
Click to expand...
Click to collapse
Thanks for your help
it looks to be a bigger job than normal
But i will give it at try

System Update Failed? Here is Possible Fix

This Is For those Who Stuck At Android 9 In WW Roms With ZS660KL Model
This Method Will Use Raw Firmware so there is risks if you do something wrong and maybe data loss so always backup​Bootloader Must Be Unlocked
How To Flash Raw Rom:​1-Bootloader Must be Unlocked! (To change fingerprint to ww and relock the bootloader to get OTA) If you are already on WW fingerprint this step aint needed or you want to stay on cn fingerprint just skip)
2-Install adb and fastboot
3-Download and extract the raw version you want i will give some below
4- reboot the phone to fastboot mode and connect it to the pc Use Side Port
5-in the raw firmware folder double click flashall_AFT.cmd This will take sometime and no progress will be shown so all you have to do is to wait till the phone reboot or get black screen if you got black screen just hold vol down and power button for some seconds
6-if your Fingerprint is cn Change it to WW With root explorer you can find posta about this step by step (skip this if you are already on WW Fingerprint)
Downloads:
Android 10:
https://drive.google.com/file/d/1NQI7SyCfPkBA15dVAim2yhEWD_6p0Kta/view
Android 9:
https://drive.google.com/file/d/16uIlYvFuXDEoRmtosqUwgVgM7aMdhaOp/view
Credits:
the custom droid site for the raw Firmwares
Some info:
After this method You will get ota updates if you relock bootloader
or you can install update zips from asus if you want to keep bootloader unlocked :silly:
You don't need to unlock the bootloader to flash the raw firmware. That is stupid to say you do..
joluke said:
You don't need to unlock the bootloader to flash the raw firmware. That is stupid to say you do..
Click to expand...
Click to collapse
The way you say stupid is stupid however mine didn't got flashed just rebooted when tried to flash the raw and couldn't update in system updates or zip files however having some respect ain't bad for your health.
shahram Ali said:
The way you say stupid is stupid however mine didn't got flashed just rebooted when tried to flash the raw and couldn't update in system updates or zip files however having some respect ain't bad for your health.
Click to expand...
Click to collapse
First of all, I just said it was a stupid thing to say because you don't need to unlock the bootloader and you must use the side USB c port to flash via fastboot. Second: learn to interpret proper English because I didn't offend anyone. End of conversation
joluke said:
First of all, I just said it was a stupid thing to say because you don't need to unlock the bootloader and you must use the side USB c port to flash via fastboot. Second: learn to interpret proper English because I didn't offend anyone. End of conversation
Click to expand...
Click to collapse
I mentioned the side port i don't write a paragraph about the phone as homework short and easy fix is the point there is nothing missing in the post so your reply wasn't necessary mate keep it cool :good:
How do I lock the bootloader after this?
I have some apps that wont work, whit the message "This app is not supported in rooted devices, please restore your device"
Thanks
Ricardo55467 said:
How do I lock the bootloader after this?
I have some apps that wont work, whit the message "This app is not supported in rooted devices, please restore your device"
Thanks
Click to expand...
Click to collapse
You will need to enter an command in fastboot mode but be aware backup every necessary things
If you didn't rooted or touched boot.img just use this command in fastboot and the bootloader will be locked again
fastboot oem asus-csc_lk
shahram Ali said:
You will need to enter an command in fastboot mode but be aware backup every necessary things
If you didn't rooted or touched boot.img just use this command in fastboot and the bootloader will be locked again
fastboot oem asus-csc_lk
Click to expand...
Click to collapse
What if I rooted?
I just followed all the instructions, I dont think I need my phone to be rooted, I dont want it to be rooted. gpay and some banking apps dont work.
I would like to get back to normal though and locked the boot loader, but keep my android 10 update.
I did all this just to update .
Ricardo55467 said:
What if I rooted?
I just followed all the instructions, I dont think I need my phone to be rooted, I dont want it to be rooted. gpay and some banking apps dont work.
I would like to get back to normal though and locked the boot loader, but keep my android 10 update.
I did all this just to update .
Click to expand...
Click to collapse
You'll need to flash stock boot img if your rom version (to remove root) before locking bootloader
Ricardo55467 said:
What if I rooted?
I just followed all the instructions, I dont think I need my phone to be rooted, I dont want it to be rooted. gpay and some banking apps dont work.
I would like to get back to normal though and locked the boot loader, but keep my android 10 update.
I did all this just to update .
Click to expand...
Click to collapse
Just reflash stock boot.img and you can use the command

Redmi note 5pro stuck in mi logo

When i playing pubg my redmi 5pro turn off itself and then it stuck in mi logo how i fix this bootloader is not unlooked please help
if u can get to recovery.. try factory resetting the device... and are u being able to get to fastboot?
Hridul P.K said:
if u can get to recovery.. try factory resetting the device... and are u being able to get to fastboot?
Click to expand...
Click to collapse
I can't get into recovery mode but fastboot is working
Gt450 said:
I can't get into recovery mode but fastboot is working
Click to expand...
Click to collapse
Well try flashing the stock rom watching some tutorial online... I am not sure if it can be done with locked bootloader...but I am assuming it can be done...so try doing that
Gt450 said:
I can't get into recovery mode but fastboot is working
Click to expand...
Click to collapse
you can flash the same stock ROM version with mi flash tool using fastboot method.
gursewak.10 said:
you can flash the same stock ROM version with mi flash tool using fastboot method.
Click to expand...
Click to collapse
you need your bootloader unlocked , else you cant
binarygod1299 said:
you need your bootloader unlocked , else you cant
Click to expand...
Click to collapse
i have the same issue of not able to get into recovery but able to go into fastboot while trying to boot normally just gets stuck at logo phone is able to charge. Showed to a local repair shop who says its a power ic issue searched web where someone mentioned about issue w flash memory (this was for some samsung phone not sure if it applies to mi). I have no clue does anyone know how i can eliminate some of my doubs step by step?
1. I think it may be my power/volume button strip but i dont know how can i test thee device without the strip (i have some schematics) .
2. Maybe Rom issue and since bootloader is locked and no usb debugging enabled nor i can unlock it using official tool since it requires me to go to developer settings and link my mi account i cant flash anything (though i came across some posts claiming you can bypass edl authorization using 2017-18 flash tools and anti5 test i dont have a clue as to what to do).
3. due to recent conflicts i cannot access mi india forums and nor can download proper official stock rom( since its my relatives phone i dont know what version it was on )
4. the phone was dropped previously which cracked the glass but was in working condition for more than 3-4 months atleast .Cant find any trace of water damage inside.
5. got some schematics from web by searching here and there but i dont know how to troubleshoot lol.
Any help would be appreciated , i cannot trust local technicians as there have been past incidences of missing parts from device after they keep for a day and return next day(skeptical if there are some parts missing or replaced w defective ones ).
Will update if i get it working.

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