Safe mode gone wrong, what do I do?

[AC Question]

Safe mode gone wrong

I tried putting s6 on safe mode some how Chinese letters pop out next thing I know I get black screen and on top x: 345 y:97 & every touch the screen gets white lines and the numbers next to
x & y move up & down help please

 

[AlphaTango414]

Re: Safe mode gone wrong

Can you reboot the device?