Hard reset Bravis NB871 4G 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 Bravis NB871 4G restart.
Hard reset Bravis NB871 4G Option 2
1. Need to turn off the smartphone Bravis NB871 4G
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 Bravis NB871 4G restart.
Attention!
To fully perform a complete reset of Bravis NB871 4G, a battery charge of about 80% is required.
When the reset is completed, all personal applications and data installed in the memory Bravis NB871 4G will be erased.