Bootloader Unlock to Relock and back to LOCKED - Huawei Mediapad M3 Questions & Answers

I would like to confirm that dc unlocker can make M3 bootloader Relock to LOCKED.
This happen since I think to root device but realized that it is one way trip because we don't have stock recovery file.
So I use dc unlock to LOCKED bootloader after I relock it with fastboot.
Price is 4 Euro. (This task use 4 DC unlocker credit)
For how to done is on their website https://www.dc-unlocker.com/how-to-lock-bootloader-from-relocked-to-locked.
(Don't get bootloader code with DC unlocker you can get it free on https://emui.com/cn/plugin/unlock/index )

Related

how to lock bootloader? warranty

Hello Guys
I have a question how to look bootloader?
Because maybe if i want to sell this phone or send to service i must have locked bootloader because they are checking if the bootloader is locked or not...
i think you need a locking code, have to ask huawei for that
then use the adb command to lock bootloader
+1
if find please post!
i found something
type this "fastboot oem relock YOUR CODE"
where YOUR CODE its the unlocking code provided by huawei
try and comment
anyways, the phone will say "relocked" not "locked" as factory locked.
Confusion?
jabonloco said:
i found something
type this "fastboot oem relock YOUR CODE"
where YOUR CODE its the unlocking code provided by huawei
try and comment
anyways, the phone will say "relocked" not "locked" as factory locked.
Click to expand...
Click to collapse
Assuming you already have your code...
adb reboot bootloader
then when it's at the bootloader and it mentions "phone unlocked"
fastboot oem lock
The lock and relock confusion ... was this ever tested with the relock command? Is there a difference?
I tried to lock back the phone with the following command:
Code:
fastboot oem lock
Phone got restarted into bootloader directly, without locking it. I read about this around the net, and found that the system may have to be unrooted in order to get the above command working.
I think, when you unlock your bootloader you never can how back.
once unlocked, always unlocked.
that is why they say you lose all warranty when you unlock your phone.
By the way, I tried to do the relocking with the TWRP Recovery installed. Maybe after reflashing a stock ROM, and flashing the stock recovery back, it'll work.
Does this work for anyone? Really need to lock my bootloader again and it's not working.
Bomn said:
Assuming you already have your code...
adb reboot bootloader
then when it's at the bootloader and it mentions "phone unlocked"
fastboot oem lock
The lock and relock confusion ... was this ever tested with the relock command? Is there a difference?
Click to expand...
Click to collapse
I think if you install a update.app of your stock firmware the bootloader will be locked..This may be work though I didn't check it yet.
Rifat Nurr said:
I think if you install a update.app of your stock firmware the bootloader will be locked..This may be work though I didn't check it yet.
Click to expand...
Click to collapse
Sadly not. Then bootloader is still unlocked.
As far as I know there's no way to relock the bootloader after unlocking it. By default it should allow such an operation, but looks like our fastboot framework was modified in this way.
works
http://huaweip8lite.blogspot.hu/2016/01/tutorial-how-to-lockrelock-bootloader.html
For unlock your bootloader
The command is :
"Fastboot oem unlock *********"
For relock it
The command is
"fastboot oem relock **********"
The stars was your unlock/lock code from Huawei.
It's the only way, other's command was wrong.
Install update don't relock your bootloader and you can update with your bootloader unlock.
It's only necessary to relock it in case of warranty.
Having his bootloader unlock is a great help when you have bad trouble like brick or softbrick.
Also you have to know exactly what you are making on your device's. And you are the only one to blame for the modifications you make on your device's
Lock the bootloader with DCUnlocker... it'll lock the bootloader without the 'relocked' on the screen.
Rifat Nurr said:
I think if you install a update.app of your stock firmware the bootloader will be locked..This may be work though I didn't check it yet.
Click to expand...
Click to collapse
No...Not Will Be Locked
For relock it, you have to use your unlock code too.
In fastboot type
fastboot oem relock ************
(the stars is your unlock code)
And now your bootloader become green and locked.
Sent from my ALE-L21 using XDA-Developers mobile app
And now your bootloader (maybe, i don't know for sure) become green and RE-locked.
If you use DC-unlocker it only reads "locked"
Lähetetty minun ALE-L21 laitteesta Tapatalkilla
Bazilli said:
If you use DC-unlocker it only reads "locked"
Lähetetty minun ALE-L21 laitteesta Tapatalkilla
Click to expand...
Click to collapse
We are talking about warranty, i think that huawei doesn't use DC-unlocker!

Bootloader unlock code in just 5 minutes

Please use the below link to unlock bootloader quickly.
My M7 bootloader was relocked while flashing some stuffs, which i was able to unlock again using the
honor tuner app from the below thread.
http://forum.xda-developers.com/mate-7/general/unlock-code-via-honortuner-t3217651#post65117527
Thank him for this work out.....
Im on B511 version while the bootloader was locked again...got the unlock code from the honor tuner app and then using fastboot
with the below command it was easily unlocked again.
fastboot oem unlock [your unlock code]

Nougat BETA upadte locked my unlocked bootloader

I just noticed that after the upgrade to Nougat Beta on my FRD-L02 Indian version via the official OTA back in November, my bootloader has been locked!
Did anyone else face this? I unlocked my bootloader again but having to do this after every official OTA will be a pain as it wipes the device!
Yes it is a known fact and it is also a way to relock your bootloader
just do a backup before unlocking?
It is normal, and if you want to unlock the bootloader, 90% you'll use the unlock code you used in the first time
How to relock bootloader
Hi guys can anyone tell me how to relock bootloader honor 8
shafqatrehman1989 said:
Hi guys can anyone tell me how to relock bootloader honor 8
Click to expand...
Click to collapse
It's just a matter of command (as it's the same as unlocking) just a different command when locking
shafqatrehman1989 said:
Hi guys can anyone tell me how to relock bootloader honor 8
Click to expand...
Click to collapse
Did you even read the first 5 posts ..it clearly says when you flash a rollback update.app it locks the bootloader
fastboot oem relock (yourunlockcodehere)
Will relock > not Lock like the update.app will
That's an easy and free way to re-lock your phone.
I've done lots of updates (as long as they are OTA's) without causing anything to be re-locked. The only thing I know of that re-locks the bootloader is the rollback to b162. How , or which method (Charles, part-of-beta-testers, dialer method) did you use to apply update that locked the phone? I'm on b360 now without any loss of data, and remained unlocked so I don't see that effect myself.
Thanks.

Forgotten/lost unlock code

Could somebody tell me how can I relock the bootloader ? I have bootloader unlocked but I do not know where I wrote the unlock code. Is there any chance to relock it without paying for the code ?
Use dload method and install stock rom. This will lock your phone like factory new and Bootloader will show as "Locked". If you relock with code it will be "Relocked".
Boorloader status:
Locked - factory new, warranty
Unlocked - void warranty
Relocked - void warranty because it was unlocked
Dload method - https://forum.xda-developers.com/p10-lite/development/service-rom-b362-c432-upgrade-o-o-n-o-t3813946
Just use the right ROM for your version and follow the instructions. It's easy, just use the right version

Bootloader Unlock

If Bootloader is unlocked,will the Guaranty get void?Also with unlocked Bootloader will Bank Apps like,Google Pay,Yono,Digilocker will work?

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