restoring backup
My phone got activation locked so I have to use my old phone but if I restore the backup from my locked phone, would my other phone also be locked? FYI My apple account is locked.
If the backup was made using the same Apple ID, it would be locked.
Apple ID is locked or disabled
If you have changed your ID or password, have you followed the steps in this article?
What to do after you change your Apple ID or password - Apple Support
If necessary, contact Apple ID Support.
Apple Support by e-mail or chat Work through the screens to get a chat option. You may need to pick a problem that is slightly different than yours to get a chat option.
Or fill out and submit this form. The form is for iTunes, but it will get passed to the ID Support section.