What should I do to make these seams less visible? A: With the drywall firmly attached, as you say it is, I can think of only three situations in which the seams would bulge, sag, or buckle.

This condition creates visible signs such as bowed walls ... in structural misalignment in the upper story. This affects drywall seams, flooring transitions, and roof trusses.

Step 3: As you spread the joint compound, pay special attention to the seams where the mesh tape meets the surrounding drywall. Once you can no longer see the tape, use the putty knife to flatten ...