MobileXfiles.com
  Smartphones > NUU > Nuu Mobile A4L

Unlock your Nuu Mobile A4L


 Specification Nuu Mobile A4L 
 Root Nuu Mobile A4L 
 Firmware Nuu Mobile A4L 
 Developer Mode Nuu Mobile A4L 
 Bypass Lock Screen Nuu Mobile A4L 
 Nuu Mobile A4L Factory Reset 
 Secret codes Nuu Mobile A4L 
 Screenshot Nuu Mobile A4L 

Nuu Mobile A4L


OS: Android 7.0 Nougat

CPU: MediaTek MT6737M, Processor clock: 1.10 GHz, Number of cores: 4, GPU: ARM Mali-T720 MP2
RAM: 1 GB
Display: Color / TFT, 16M colors, 480 x 854 px (5.00") 196 ppi, ~66.9% screen-to-body ratio
Camera: 5 Mpx
Battery: Li-Ion 2000 mAh


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.
  • In the menu that appears on the PC screen, click Remove.
  • After verifying the data, the removal of the smartphone screen lock will begin. The program will warn you about deleting all data on the phone, to continue working, click OK.
  • Wait until the end of the operation, and put your smartphone into recovery mode according to the instructions on the computer screen.
  • Click the Next button, follow the steps recommended by the program. After rebooting 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.

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


3. How to use a low battery to unlock a phone locked with a graphic key.
  • You need to wait until the battery of the phone is discharged.
  • When the battery has a few percent left, the phone will report this and open a menu with power settings, that is, it will unlock the phone.
  • You need to open the security settings and disable the lock.


4. Delete 'gesture.key' and 'password.key' using Aroma File Manager.
  • Turn off your phone and prepare a memory card.
  • Copy the Aroma File Manager program to the phone's memory card. Insert the memory card back into the phone.
  • Put your smartphone into recovery mode using the button combinations that are suitable for your particular model.
  • In recovery mode, find the item Install zip. Then go to Install zip from sdcard -> Choose zip from sdcard, go to the archive folder with this program and select it.
  • After starting the program, you will need to go to the /data/system folder and delete the files 'gesture.key' and 'password.key' (if you have Android 4.4 or lower) or 'getekeeper.password.key' and 'getekeeper .pattern.key' (if you have Android 5 or higher)
  • Reboot your smartphone.


5. Restore access to your smartphone using your Google Account.
  • When you try to unlock the phone several times, Forgot password? will appear on the screen. Click on it.
  • Choose to regain access by entering your Google Account login password.
  • Reset the screen lock.



Thomas Nilan
Smartphone Expert
Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.



User questions and comments about unlock Nuu Mobile A4L





Post your question or comment