Hi Sharokin,
Thanks for using Apple Support Communities . We understand your iPhone display is not responding as expected when updated to iOS 16. We certainly understand how important it is that your device be issue free, and we're happy to help.
We recommend working through the steps to below as they can help resolve unexpected display issues like you're describing.
1. Restart your iPhone.
2. Make sure that your screen is clean and free of any debris or water.
3. Disconnect any Lightning or USB-C accessories. If your screen works after removing an accessory, try using a different outlet, cable or charger.
4. Remove any cases or screen protectors.
See more about those steps here: If the screen isn't working on your iPhone or iPad - Apple Support
If the issue persist after those steps, reach out here: Contact - Official Apple Support
Thanks.