Hard reset Doogee S55 Option 1
1. Go to Settings
2. Click on the menu About Phone
3. Next item Storage
4. Then click on Factory data reset
5. Mark opposite Factory Reset and Format disk
6. Click on Start cleaning
7. Reset will complete after Doogee S55 restart.
Hard reset Doogee S55 Option 2
1. Need to turn off the smartphone Doogee S55
2. Press Volume Up + Turn on for a few seconds
3. Stop pressing the buttons when we see the brand logo on the display
4. Click Clear Data
5. Click on Start
6. The reset process will end after Doogee S55 restart.
Attention!
To fully perform a complete reset of Doogee S55, a battery charge of about 80% is required.
When the reset is completed, all personal applications and data installed in the memory Doogee S55 will be erased.