07-21-2020, 05:15 PM
turn it off, remove the sticker that protects the battery, give a nice charge using charger (not in the computer, it won't charge) and try again.
If fails try to reinstall UT
check https://forum.pine64.org/showthread.php?tid=10130
If fails try to reinstall UT
check https://forum.pine64.org/showthread.php?tid=10130