Unable to charge iPhone 11.

See the suggestions here --> If your iPhone or iPod touch won't charge - Apple Support

If nothing helps, then it's time to schedule an appointment at your Apple Store Genius Bar for evaluation and options.

Genius Bar Reservation and Apple Support Options - Apple

Hello ~ You need to have it checked out. Take a look below by clicking on…

Genius Bar Reservation and Apple Support Options - Apple

~Katana-San~