My iPhone X screen functions when I’m not tapping on the screen.

In addition to the other responses above, check on this link to see whether your iPhone X qualifies for the ➔ iPhone X Display Module Replacement Program.

Axel F.

Sorry, but that is just not enough information in order for us to be able to assist you with a potential solution.

• Writing an effective Apple Support Communities question - Apple Support Communities

I suspect the touch screen is failing. Make an appointment at the Genius Bar.

In all likelihood, no. As a rule, they can only be serviced or replaced in the country where they were originally sold.

You are welcome and Good Luck.

Axel F.