IPhone 7 stuck at Apple logo

Thank you for posting in the Apple Support Communities. I see no one has responded to your post yet. I am happy to help!

There's a possibility that an issue may have occurred in the middle of an update. In order to get this resolved, you'd have to put the device into recovery mode and reinstall iOS via iTunes or Finder.

Here's a helpful article with step-by-step instructions on how to proceed: https://support.apple.com/en-us/HT201412

i have a i phone 7 and the apple logo stuck and i can not open the phone.