Backed up my old iPhone XS max to iTunes/imac. I bought a new iPhone 14 Pro and traded in the old one. When I tried to restore my back up to my new iPhone iTunes/imac asked me for a password. My iMac's iTunes rejected my password. What can i do, so that I don't lose 90 gig of backed up files and apps etc from my old phone's backup?
iPhone 14 Pro
If it's asking for the password for an encrypted backup see If you can’t remember the password for your encrypted backup - Apple Support
If you have forgotten the encrypted backup passcode, and you can't create a new backup from your old device, you can't access the backup data anymore.
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To turn off backup encryption, uncheck the "Encrypt local backup" checkbox in the Finder or iTunes and enter the password. If you can't remember your password, you have two options:
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copied from: About encrypted backups on your iPhone, iPad, or iPod touch - Apple Support
Did you check, if your passcode is saved in your iCloud Keychain?
How to find saved passwords and passkeys on your iPhone - Apple Support
Password rejected when trying to restore iPhone backup
