Hard reset UMi Diamond 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 UMi Diamond restart.
Hard reset UMi Diamond Option 2
1. Need to turn off the smartphone UMi Diamond
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 UMi Diamond restart.
Attention!
To fully perform a complete reset of UMi Diamond, a battery charge of about 80% is required.
When the reset is completed, all personal applications and data installed in the memory UMi Diamond will be erased.