I need help with my phone

Read/watch these links -->

Click on this link to discover how to 'Restore your iPhone, iPad, or iPod touch from a backup' --> https://support.apple.com/HT204184

or watch this video if you're using a Mac to do this:

https://www.youtube.com/watch?v=Jbp3gGTQygg

Related information:

Use iCloud to transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch --> https://support.apple.com/HT210217

Some things are not stored in a backup. Click on this link and read "About missing information after you restore your iOS device with iCloud Backup" -->

https://support.apple.com/HT203768

You'll have to restore from a backup (https://support.apple.com/en-us/HT204184) if your old phone does not function. If you do not have a backup, you can set up the phone as brand new.

My crystal ball is broken, so unless you tell us what help you need no one could possibly offer anything meaningful.

This isn't a chat service, if you need help then you need to post what issues you are having.