How to Fix Incorrect PIN Errors After Restoring from TWRP Backups

Make backups of TWRP is a must if you are going to be rooting and customizing Android device. But if your phone is encrypted, you may have problems with your PIN or password lock after restoring from a backup. So you want to Fix Incorrect PIN Errors After Restoring from TWRP Backups. Here is what happens.

If the backup you are restoring uses the same PIN as your current system, all should go swimmingly. However, if the system you are restoring uses a different system PIN you restore from, you may experience some quirks. When you restart your phone, it will ask for a PIN code, saying “PIN required when you restart the device.” In some cases you need to enter your last PIN when you start, and your old PIN code to enter in your phone.

In other cases, you may not be able to unlock your phone while. But do not panic: in both cases, this is easily repairable. here’s How to Fix Incorrect PIN Errors After Restoring from TWRP Backups.

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If Your Device Is Stuck Using Two PINs or Passwords

After restoring the backup, you may find that your device accepts two PIN: your last PIN at startup, and your old PIN (from the backup you restored) to unlock the device. This is not a big problem, but can be confusing because you need to remember both axes. Fortunately, the solution is simple: Just reset your PIN in Android Settings.

Head Android app and go to Security Settings> Screen lock. From here, press PIN or password to choose a new PIN or password to lock your phone.

After that, that is the PIN or password that you will use for all-start and lock screen.

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If your device does not unlock all

Here’s where things get really dicey. In some rare cases, your last PIN will work at startup, but no PIN will work to unlock the screen to say that you can not access anything on your phone. Fortunately, this is fixable too it just takes a few more steps.

First, start again in TWRP Recovery Environment. He will probably ask you for a password enter your last job secret code (the one you were using before you restored from backup). If you do not have a PIN, type default_password. You will be welcomed by the main window TWRP.

Then head to Advanced> File Manager, and go to the folder /data/system. Scroll down and find the two files with the extension .key. Delete both of them (by tapping on the file and pressing the “Delete” button). Then delete all files containing the word locksettings.

So on my Nexus 5X, for example, I deleted the following files:

  • locksettings.db
  • locksettings.db-shm
  • locksettings.db-wal
  • gatekeeper.password.key
  • gatekeeper.pattern.key

Once you have removed all the key files and locksettings, restart your system. If she asks you to install SuperSU, choose “Do not Install”.

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You may be prompted to enter a PIN code before your device finishes booting. Again, it should work with your most recent PIN that you used before restored from backup. When Android starts, your lock screen will appear without the PIN code request or password. Unlock your phone (yay!) And head to Settings Android. Go down and go to Security> Screen lock. From here you can choose a new PIN or password to lock your phone.

After that, that is the PIN or password that you will use for everything from now.

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