How to Mud and Tape Drywall Corners?

HitBerryPublished on   27 Aug, 2017Updated on   01 May, 2021

Most of the times people get confused about how you do things or what to do or what not to. You need to first understand the concept and do some research before you start the work on how to Mud and Tape Drywall Corners.


One of the most important methods you need to know for drywall application is how to mud and tape drywall. The process of mudding and taping drywall is a bit messy but it is not that hard to do. The right tools and the proper techniques will make the job a lot simpler than it looks. Before you start the work you need know what kinds of tools will be needed.

What You'll Need!

  1. Drywall Tape
  2. Mud Pan
  3. Joint Compound
  4. Taping Knife
  5. Bucket
  6. Sand Block or Sponge
  7. Dust Mask
  8. Cloth or Rag

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source:eh sbd

Here are some of the tips or solution which may help you to work with How to Mud and Tape Drywall Corners.

1.First take a tape to outside the wall corners, start by attaching a metal or plastic corner bead to the drywall corner.

  1. Then Scoop some of the premixed joint compounds onto a hawk, then apply the compound to the wall corner nice and clean with a 6-inch drywall knife.

3.Then spread the compound down the wall, completely covering the wall corner and apply corner bead on the wet compound. Scrape unwanted compound from the wall.

  1. If the joint compound has hardens then sand the 120-grit sandpaper lightly, by using the help of 10-inch drywall knife, apply a second coat of compound.

5.Let second coat to dry out.Then apply a third and final compound coat Sand lightly with a 12-inch knife.

  1. For inside wall corners, fold the paper drywall tape length it properly down the middle to get a right angle.
  2. For Metal-reinforced drywall tape, it can be folded lengthwise for where ever it must use along inside or outside wall corners.
  3. fix the pre-formed drywall corners can also be used at inside wall corners.
  4. Then use a 4-inch-wide drywall knife to spread all the joint compound along around each wall on either side of an inside corner.

10.Use your hand to Set the drywall tape into the wet compound, then use the 4-inch knife to tight the wall press the tape, squeezing out the unnecessary compound.

11.Then Immediately spread more compound around the tape side. Apply with the more pressure on the outer edge of the knife to feather the compound.

  1. To smooth the compound from the corner joint Use an inside-corner trowel.