I lost my contact information how can I restore it
how do I restore my lost contacts
iPhone 8 Plus
how do I restore my lost contacts
iPhone 8 Plus
If you have your phone; and or contacts backed up, then you should be fine.
I personally don’t know how to do that but let me get some links.
Import contacts from your SIM card to your iPhone - Apple Support
About backups for iOS devices - Apple Support
There you are!
I lost my contact information how can I restore it