Holux GPSmile 51 car GPS system Factory Reset
Only under extremely few circumstances will it be required to reboot the system. Reset your system if the following situations occur:
Heavy lag experienced with screen refresh or operations, resulting in an inoperable system.
Cannot turn off the system with power button.
No response with selection on the screen.
Use the tip of the stylus and insert into the reset switch on top of the unit, then gently press it.
The system will be immediately reset.
If the gps device Cannot startup No screen displayed, display speed is too slow, or screen has no response