Internet router unable to restore backup
4.5
The router fails to import a previously saved configuration file.
Symptoms
- "Invalid File Format"
- Restore fails at 50%
- Router won't boot after restore
Possible Causes
- Firmware version mismatch
- Corrupted backup file
- Encrypted backup key missing
Step-by-Step Fix
1
Check Firmware Version
Ensure the router is on the same version as when the backup was made.
2
Rename File
Ensure the file extension is correct (e.g., .bin, .cfg).
3
Manual Config
If restore fails, you must re-enter settings manually.
When to See a Technician
Backups from different router models are almost never compatible.
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