Hard reset Doogee S40

OS: Android 8.1 Oreo

CPU: ARM Cortex-A53, 1300 MHz, Cores: 4

RAM: 2 GB, 667 MHz

Display: 5.5 inches

Camera: 7.99 MP (megapixels)

Battery: 4650 mAh, Li-Polymer

For Hard reset Doogee S40 use following steps

1. The smartphone must be turned off

2. Hold down the Volume Up and Power buttons for a short time

3. When the Boot Mode menu appears on the screen, release both keys

4. Select the Recovery menu item. The Volume up key is used to navigate the menu, and the Volume down key is used to confirm the selection.

Android logo Doogee S40

5. After the Android Robot logo appears on the smartphone screen, simultaneously press the Volume Up and Power keys

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

7. Select "yes" from the menu items and confirm your selection by pressing Power

8. Go to line "reboot system now"

9. Factory reset complete

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.