MobileXfiles.com
  Smartphones > BLU > BLU G91

Unlock your BLU G91


 Specification BLU G91 
 Root BLU G91 
 Firmware BLU G91 
 Developer Mode BLU G91 
 Bypass Lock Screen BLU G91 
 BLU G91 Factory Reset 
 Bypass FRP BLU G91 
 Secret codes BLU G91 
 Screenshot BLU G91 
 Compare BLU G91 

BLU G91


OS: Android 10

CPU: Octa-core 1.8 GHz Cortex-A53
Display: 6.5 inches, 102.0 cm2


1. Use the Tenorshare 4uKey for Android app.
2. Make a hard reset (factory reset).
3. How to use a low battery to unlock a phone locked with a graphic key.
4. Delete 'gesture.key' and 'password.key' using Aroma File Manager.
5. Restore access to your smartphone using your Google Account.

1. Use the Tenorshare 4uKey for Android app.
  • Connect your phone to PC and launch Tenorshare 4uKey for Android.
  • Press the Remove button on the PC screen
  • The program will warn you about deleting all data from the smartphone, to continue working, click OK.
  • Wait until the operation is completed, and then put your smartphone into recovery mode according to the prompts on the computer screen.
  • Click the Next button, then follow the steps recommended by the program to restore the device to factory settings and reboot it. After starting the smartphone, the screen lock will be disabled.


2. Make a hard reset (factory reset)
  • To get started, turn off your smartphone.Simultaneously press and hold for about 10-15 seconds one of the button combinations:
    Volume down button + Power button;
    Volume up button + Power button;
    Volume down button + Power button + Home button;
    Volume down button + Volume up button + Power button.

  • Using the volume buttons to navigate through the menu, select Recovery and press the power button
  • Select Wipe data/factory reset. using volume up/down buttons to navigate through the menu and confirm selection by pressing the power button.
  • Confirm the reset and reboot your phone


3. How to use a low battery to unlock a phone locked with a graphic key.
  • You need to discharge the battery. To speed up the process, make sure that the screen is constantly lit.
  • When a few percent of the charge remains, the phone will report this and open a menu with power settings, that is, the lock will be removed.
  • You need to open the menu with security settings and turn off the phone lock.


4. Delete 'gesture.key' and 'password.key' using Aroma File Manager.
  • Turn off your phone and prepare a memory card.
  • Download Aroma File Manager via computer to your phone's memory card. Insert a memory card into your smartphone.
  • Using the combination of volume and power buttons, boot your smartphone into recovery mode.
  • In recovery mode, follow the path Install zip -> Install zip from sdcard -> Choose zip from sdcard, go to the archive folder with this program and select it.
  • After running the program, you will need to select the folder /data/system and delete the files 'gesture.key' and 'password.key' (for Android 4.4 or lower) or 'getekeeper.password.key' and 'getekeeper.pattern.key' (for Android 5 or higher)
  • Reboot your smartphone. The screen lock will be released.


5. Restore access to your smartphone using your Google Account.
  • After several unsuccessful attempts to unlock the phone, the message Forgot password? will appear. Click on it.
  • Choose the option - recovery with a Google account. You will need to enter your Google Account username and password.
  • Remove the screen lock.

User questions and comments about unlock BLU G91





Post your question or comment