Hard reset Oysters T74ER 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 Oysters T74ER restart.
Hard reset Oysters T74ER Option 2
1. Need to turn off the smartphone Oysters T74ER
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 Oysters T74ER restart.
Attention!
To fully perform a complete reset of Oysters T74ER, a battery charge of about 80% is required.
When the reset is completed, all personal applications and data installed in the memory Oysters T74ER will be erased.