How do you remove scratches from PC?

Depending on the scratch is how well it can be eliminated. If it is a large scratch, the window may not be able to be repaired other than by replacement. If you're finger nail can fit into the scratch, it may be too big to eliminate. For minor scratches like ones you can only see when he light shines through it, toothpaste is a good remedy. Dab toothpaste over the scratch, and wipe away the excess with a lint free cloth, and buff it dry. For very small scratches, many have found furniture polish, used in the same way as on furniture, to buff away the appearance of scratches extremely well.