Unlock your Oppo A3x (China)

OS: Android 14, ColorOS 14

CPU: Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

RAM: 128GB 4GB RAM, 128GB 6GB RAM, 256GB 8GB RAM, 512GB 8GB RAM

Display: 6.67 inches, 107.2 cm² (~85.2% screen-to-body ratio)

Camera: 32 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (depth)

Battery: 5100 mAh, non-removable

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.
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 instructions on the computer screen.
Click the Next button and follow the instructions on the screen. 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 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
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 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.

Turn off your smartphone and remove the memory card from it.
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, 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.
You need to go to the /data/system folder and delete the files 'gesture.key' and 'password.key' (for the Android 4.4 or lower operating system) or 'getekeeper.password.key' and 'getekeeper.pattern. key' (for Android 5 operating system 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.
Remove the screen lock in 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.