My phone says error occurred installing iOS 14.8. Verifying data rolling. Can't get my phone to turn off to restart. In a hotel connected to wifi help!

Greetings, Altavist!

Thanks for reaching out to the Apple Support Communities! It sounds like you have an issue with updating your device and now the iPhone is not turning off. If you have followed the steps in the article If your iPhone won't turn on or is frozen and still have issues restarting the device, we would recommend reaching out to Apple directly by checking out this link to Get Support and they will be more than happy to proceed with additional steps.

Have a good day!