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Unlock your Celkon Q40 Plus


 Specification Celkon Q40 Plus 
 Root Celkon Q40 Plus 
 Firmware Celkon Q40 Plus 
 Developer Mode Celkon Q40 Plus 
 Bypass Lock Screen Celkon Q40 Plus 
 Celkon Q40 Plus Factory Reset 
 Secret codes Celkon Q40 Plus 
 Screenshot Celkon Q40 Plus 

Celkon Q40 Plus


OS: Android v4.4 (KitKat)

CPU: 1.3 GHz, Quad Core Processor
RAM: 1 GB
Display: 4 inches, 480 x 800 pixels
Camera: 5 MP
Battery: 1500 mAh, Li-ion Battery


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 smartphone to your PC and launch the 4uKey for Android program.
  • Press the Remove button in the menu that appears 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, follow the steps recommended by the program. After rebooting the smartphone, the screen lock will be disabled.


2. Make a hard reset (factory reset)
  • 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 using volume up/down buttons to navigate through the menu and confirm selection by pressing 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 the battery has a few percent left, the phone will report this and open the menu with power settings, that is, it will unlock the phone.
  • 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 smartphone and remove the memory card from it.
  • Transfer the Aroma File Manager program using a computer to the phone's memory card. Insert the memory card back into the phone.
  • 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 starting the program, you will need to go to 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.
  • 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.



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