Please follow the steps below to reset the SP88S back to factory settings:
- reboot the device (or force reboot with 10 second long press on power)
- as soon as the display turns black press the volume down button
(alternatively you can begin to press the volume down button before
power off.)
- when the timer boot icon appears press at least 8 times on the volume down button
=> you will the enter recovery mode with the "Android repair" logo and a "no command" message
- to display the recovery menu, keep power pressed and press volume down (or volume up)
- then you can navigate with the volume up and down keys, and select "factory reset" with the power key
If you have any questions, please contact us directly.
Happy boating!