4 easy ways to repair drywall holes

How to Patch and Repair Drywall

Ever wonder how we fix hairline cracks in failing plaster? Here is the quick breakdown.First, we open the crack a bit so the repair material has something to grip. Where the crack ends, we score a short perpendicular line to help stop it from spreading any further. Then we vacuum it clean and seal the flaky edges with Peel Stop or an oil-based primer.Next, we pre-fill with joint compound, apply mesh tape for strength, and build it up with a few more layers of joint compound, going a little wider