When something is wrong with EXP40, factory reset maybe a good way to recover it. Or you want to rec
1 Year Ago
The LCD of expansion module displays nothing or it is stuck in the loading interface.Software proble
1 Year Ago
The expansion module can boot up normally, but it can’t be recognized by phone. When you login into
1 Year Ago
1 Year Ago
CE
1 Year Ago