Hard reset vivo S1 (China)

OS: Android 9.0 (Pie); Funtouch 9

CPU: Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)

Display: 6.53 inches, 104.7 cm²

Battery: Non-removable Li-Po 3940 mAh battery

For Hard reset vivo S1 (China) use following steps

1. Turn off your smartphone, in any available way

2. Pressing the Volume Up and Power buttons at the same time for a few seconds

3. Wait until the Android Robot image appears on the screen and release all the buttons

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

Android logo vivo S1 (China)

5. When Recovery Mode appears, release the Volume Up key

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. In the menu, go to "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.