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Can I lock bootloader without losing data?
you can leave the bootloader unlocked but still encrypt the userdata, which would keep the data secure (even with the pin request upon boot). if the phone was stolen, the recovery and bootloader could be accessed and thus the userdata could be wiped, but not unencrypted and accessed.
Does locking bootloader erase data?
When you lock your bootloader, it should not effect your data at all. Whenever you unlock it, it will wipe your data.
Can the bootloader be locked again?
Yes, totally. Unlocking a bootloader is done usually by the command : fastboot oem unlock.
Can you lock bootloader after root?
I know my device wasn’t corrupt because after that I rooted it again, didn’t lock the bootloader and my phone works fine. If you want to lock the bootloader after unlocking it you HAVE to have stock rom and recovery or they will both be erased, causing a softlock.
Do I need to lock my bootloader?
Unless your on 100% stock, and planning on reselling your phone, don’t re-lock the bootloader. For some reason re-locking the bootloader while you have a custom ROM installed will cause the phone not to boot (in a way, soft bricking it.)
Is it necessary to unlock bootloader?
Yes, Unlocking bootloader is necessary before rooting any android device. No matter you use PC or Without PC method to root, Unlocking bootloader is must. You can’t root your android device with unlocking bootloader. It’s gives the permission to edit system files which is impossible for normal android users.
Why we need to unlock bootloader?
The Bootloader is locked on new phones, to prevent this tool from being damaged by unauthorized use or modification. Unlocking the Bootloader allows you to install custom firmware on your Android phone and gives you full access privileges to make modifications to the phone.
Is there a way to unlock bootloader without erasing data?
To do so, you have to sacrifice your device data. This means all the data on the phone will be wiped out. However, there is another way to unlock bootloader without losing any data. Yes, this is possible thanks to XDA developer ondaczsk who discovered this trick.
How to lock the bootloader on an Android phone?
Type adb reboot bootloader and press ↵ Enter. This runs the ADB program. Type fastboot oem lock and press ↵ Enter. The command will run and lock the bootloader. If you see an error message, try one of the following commands instead:
How to unlock bootloader on Xiaomi Mi a series?
Also, you have to get hold of some important tools to unlock bootloader without erasing the data on Xiaomi Mi A series. This method of bootloader unlocking is for Xiaomi’s Mi A series devices. Don’t use it on other devices. Charge your device to at least 70% before executing this method to unlock the bootloader.
How can I unlock my phone without erasing data?
1. Turn off the phone 2.Hold power & volume down, keep the volume down button pressed! 5. Now phone should be unlocked without deleting data partition. Tested, for me worked 100%, but you need to be careful, or you will lose data!