How can I fix my HTC E9 Plus?

[AC Question]

My htc e9plus automatically off then its not get on i try to reboot no use to

 

[B. Diddy]

Welcome to Android Central! Do you mean that it won't power back on? Plug it into a wall outlet and let it charge undisturbed overnight. Then power on by pressing and holding Power for at least 10-15 seconds.