after the update was done my iphone didnt restart
After the update was done from the pc my iPhone did not restart
iPhone 6s, iOS 11
Question marked as
So right now it won't turn on?
Try the steps in this article:
If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support
If that does not help your phone might need service:
Contact Apple for support and service - Apple Support
Good luck!