Black display with message ''7s onkey press''
On the phone the Samsung Galaxy Core me from time to time appears black display and writes
7s onkey press
Please if you can explain to me what to do to prevent this from happening.
Thanks in advance
On the phone the Samsung Galaxy Core me from time to time appears black display and writes
7s onkey press
Please if you can explain to me what to do to prevent this from happening.
Thanks in advance