Roofing shingles missing or damaged ..? Mostly the problem is localized to one area of the roof, it may be possible to just replace those few shingles. How to find or replace damaged shingles..? This is simple. You just need to match the ones on your roof with same varents. Patches can be very obvious if they aren’t matched correctly, and this can detract from curb appeal, potentially losing the confidence of new buyers. May need to remove the old shingles completely and potentially the ones