Recover from a forgotten iPhone backup password
An encrypted backup made on a computer has its own password. That password is not automatically your iPhone passcode, Apple Account password, or Mac login password. If Finder, Apple Devices, or iTunes requests it while restoring a backup, identify that exact backup before changing other credentials.
This guide concerns backups of a device you own. For a locked device screen, use iPhone and iPad passcode recovery. For the online account, use Apple account recovery. Neither process can simply supply the missing password for an old encrypted computer backup.
1. Preserve the old backup and search your own records
Apple's encrypted-backup password article states that the backup cannot be restored without its password. Before changing settings, keep the backup intact and look through your own secure records for the credential used when encryption was enabled.
Check a password manager or a saved keychain entry on a computer you control using that computer's normal authentication. Consider whether the backup was created on an older Mac or PC with a different account. A clearly labeled historical entry can be more useful than trying your current Apple password repeatedly.
Do not upload the backup to an unknown recovery site. It can contain a large amount of private device data. A person claiming to have a universal Apple backup password is not describing a supported recovery method. Preserve the original file while evaluating legitimate alternatives.
2. If the device still works, make a new backup through Apple's route
Apple's official instructions explain that iOS 11 or later and iPadOS can reset the backup password by using Reset All Settings on the device. You need access to the device and its passcode. This is useful when the current device still contains the data you want to back up.
Follow Apple's Reset All Settings instructions through Settings, General, Transfer or Reset, Reset, and Reset All Settings, reading the current device labels carefully. Reset All Settings is not Erase All Content and Settings. Do not select the destructive erase simply because both options contain the word reset.
Apple says the settings reset does not remove your user data, but it changes settings such as the Home Screen layout, wallpaper, and display preferences. Read its description before confirming. Once the reset is complete, connect the device to the supported computer software and create a new encrypted backup with a password you securely record.
3. Understand why the old backup stays locked
The same Apple article makes the boundary explicit: resetting the backup password lets you make future backups but does not unlock earlier encrypted ones. If the old backup contains the only copy of data no longer on the device, a new backup cannot recreate that missing history.
Compare dates and contents before deciding which backup to restore. A newly created backup of an empty or partially restored phone is not a replacement for the old complete backup. Keep the earlier file until you understand what each copy contains and have made any independent copies you need.
If the device has already been erased or is inaccessible, the Reset All Settings route cannot operate on the old backup file itself. It acts on a usable device's future backup configuration. Do not assume that borrowing another iPhone will reset the encryption protecting your existing backup.
Apple cannot turn a new backup password into a key for an earlier backup. If no copy of that password or the original data remains, the encrypted backup may be permanently unusable. Changing the Apple Account password does not alter this limit.
Check independent copies before giving up on the data
Look for another backup or synchronized copy you already own. Photos, contacts, and documents may have independent cloud copies depending on the settings used at the time. Verify them from a trusted device rather than assuming that everything on the old phone was uploaded.
An iCloud backup has its own access requirements, and some information can require additional verification. Check those before erasing a device to try a restore. Preserve any current data that is not present in the older backup so that recovering one period does not destroy another.
After you regain a usable backup
Confirm that the new backup completed and securely store its password with a clear date and device label. Keep a second copy of critical files where appropriate. A backup that exists but cannot be decrypted is not a dependable recovery plan.
Login.com's iCloud sign-in guide helps with the separate online account if you use Apple's cloud services as well. Label the device passcode, computer-backup password, and Apple Account credential distinctly. Test that your recovery records can be reached without the same phone or computer whose failure would make the backup necessary.
Instructions checked against vendor guidance on 25 September 2026.