crwdns2934241:0crwdne2934241:0 albert einstein

crwdns2934249:0crwdne2934249:0:

Pressing the tiny button in the “RESET” hole, next to the charging port, solved mine.

Use a pin-needle to press it, or preferably something slightly blunter.

crwdns2915684:0crwdne2915684:0:

open