leave likebook on charge for several hours
press the power-button in and hold in ( for about 30 seconds or more) until likebook reboots(this is the standard android reboot procedure for a frozen android system)
if this does not work then
just turn likebook off (power-off)
reinstall 8.1 upgrade
Last edited by raygj; 09-21-2020 at 04:52 PM.
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