Lenovo S8-50 User Manual page 44

Chapter 06
Troubleshooting
Insufficient memory prompt appears during app installation
Please free up some memory and try to install again
The touch screen does not work or is not sensitive
Please long-press the power key for over 10 seconds to restart
Cannot start or system crashed
Please charge the battery for half an hour and then long-press the power key for over 10 seconds to
restart
Press the Reset button behind the micro SD card slot cover, but please be noted that this method should
be used carefully.
Makes no sound when called or is not audible
Please adjust the volume using the volume keys
Cannot access the internet via wireless network
Restart the wireless router or go to Settings and restart WLAN