How to make drywall patches invisible
How often have you run into this? The drywall has been perfectly patched, but even after multiple coats, you can still see the patch through the paint.
Whether you made the problem or you’re fixing someone else’s work, this issue—often referred to as “flashing”—can be a real problem for painters, acting as a literal blemish on your work. Thankfully, it’s easily repaired.