How to prepare walls to paint

Clean the walls: Before painting, it's essential to clean the walls to remove any dirt, grime, or dust. Use a soft cloth or sponge with warm, soapy water to wipe down the walls, and then rinse with clean water. Let the walls dry completely before moving on to the next step.

Repair any damage: Check for any cracks, holes, or other damage on the walls and repair them before painting. Use a putty knife and spackle to fill in any holes, and then sand the area smooth once the spackle has dried.

Sand the walls: Sanding the walls helps to create a smooth surface for the paint to adhere to. Use a sanding block or sandpaper to lightly sand the walls, starting at the top and working your way down. Be sure to wipe away any dust with a damp cloth once you're finished.

Apply primer: Priming the walls helps to ensure that the paint adheres properly and provides a consistent finish. Use a roller or brush to apply primer to the walls, and let it dry completely before painting.

Tape off edges: Before painting, use painter's tape to mask off any edges or trim that you don't want to get paint on. This will help to create clean, crisp lines and prevent paint from bleeding onto adjacent surfaces.

By following these steps, you can ensure that your walls are properly prepared for painting, and achieve a professional-looking finish that will enhance the overall look and feel of your room.