Scan the photo at high resolution
Save a copy of the original scan
Use photo editing software
Crop out damaged edges
Adjust brightness and contrast
Correct color fading
Remove dust and scratches
Repair tears and creases
Reduce noise and grain
Sharpen details carefully
Restore missing areas with cloning or healing tools
Convert black-and-white photos if needed
Save the restored version in a high-quality format
Print or back up the restored photo files