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Unlock your Bravis A509 Jeans


 Specification Bravis A509 Jeans 
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 Bypass Lock Screen Bravis A509 Jeans 
 Bravis A509 Jeans Factory Reset 
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 Screenshot Bravis A509 Jeans 

Bravis A509 Jeans


OS: Android 8.1 Oreo

CPU: ARM cortex-A7, 1300 MHz, Cores: 4
RAM: 2 GB, 533 MHz
Display: 5.5 inches
Camera: 12.98 MP (megapixels)
Battery: 4500 mAh, Li-Ion


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 with USB cable and open Tenorshare 4uKey for Android.
  • A menu will open on the PC screen, press 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 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 rebooting the smartphone, the screen lock will be disabled.


2. Make a hard reset (factory reset)
  • To get started, turn off your phone.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 buttons to navigate through the menu and confirm 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
  • Finally confirm the hard reset operation.


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 charge left, the phone will notify about this and open the 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.
  • You need to turn off the phone and remove the tray with the memory card.
  • Copy the Aroma File Manager program to the phone's memory card. Insert a memory card into your smartphone.
  • Put your smartphone into recovery mode using the button combinations that are suitable for your particular model.
  • In recovery mode, select the Install zip option. Then select 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.


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.
  • You will be asked to enter your Google Account username and password.
  • Remove the screen lock from the settings.



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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