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I found the best way to get scratched up CDs and DVDs working again
['John Kanellakos', 'Duine Ar']
Pocket-lint
Modern-day Blu-ray and 4K UHD discs come standard with an anti-scratch layer, but this isn't the case for CDs and DVDs.
With the right tools, you can have your CDs and DVDs looking almost brand new in a jiffy.
Levelplay Disc Scratch Repair Kit A 1.7 fl oz (50 mL) bottle of solution for repairing and polishing scratched-up optical discs, along with a microfiber cleaning cloth.
Personally, I'd recommend having your discs professionally resurfaced, which is a service that is sometimes offered at computer stores and game stores.
Having your old disc collection resurfaced professionally is the best route, in my opinion, if you have surface-level scratches on your discs.