Hard reset Vivo X21s

OS: Funtouch 4.5 OS (Android 8.1 Oreo)

CPU: 4x 2.2 GHz Kryo 260, 4x 1.84 GHz Kryo 260, Cores: 8

RAM: 6 GB, 1866 MHz

Display: 6.41 inches

Camera: 12.19 MP (megapixels)

Battery: 3330 mAh, Li-Polymer

For Hard reset Vivo X21s use following steps

1. Turn off your smartphone using the power button

2. Press simultaneously and hold for a few seconds the 2 buttons Volume up and Power

3. When the Android Robot logo appears on the screen, release all buttons

4. Release only the Power key when the VIVO logo appears on the screen

Android logo Vivo X21s

5. Release the Volume Up key, after the Recovery Mode appears

6. You must select the "wipe data / factory reset" item, the Volume Up / Down keys are used to navigate the menu, and the Power key to confirm the selection

7. Select "yes" and confirm by pressing the Power button

8. Select a line from the menu "reboot system now"

9. Factory data reset completed

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.