Once the paint has dried fully, this could take several days, sand it and clean it before painting it again and this should result in a smooth finish.
5. Stains
If using a light colour such as white, stains can often appear through the paint for a number of different reasons.
The “best remedy” to avoid this from happening in the first place is to use extra primer to cover any stains present before painting.
6. Cracks
The pros continued: “Plaster underneath your paint can crack, particularly in new homes. You’ll need to fill any cracks before sanding down and repainting to fix this problem.”