Smartphones > Sony > Sony Xperia A4

Unlock your Sony Xperia A4

Specification Sony Xperia A4

Root Sony Xperia A4

Firmware Sony Xperia A4

Developer Mode Sony Xperia A4

Bypass Lock Screen Sony Xperia A4

Sony Xperia A4 Factory Reset

Secret codes Sony Xperia A4

Screenshot Sony Xperia A4

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.
• After verifying the data, the removal of the smartphone screen lock will begin. Confirm the deletion, 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 and follow the instructions on the screen. After starting 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.
• Using the volume up / down buttons, select Wipe data/factory reset. and press 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 quickly open the menu item with security settings and disable the 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 a combination of buttons, put 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.
• You need to find the /data/system folder 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)
• Restart your smartphone. The screen lock will be released.

5. Restore access to your smartphone using your Google Account.

• After several unsuccessful ways to unlock the phone, Forgot password? will appear on the screen. Click on it.
• Choose the option - recovery with a Google account. You will need to enter your Google Account username and password.
• Delete in the lock screen settings.

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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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