I’m a first time painter and do not like the way the ceiling turned out. I first used a flat white ceiling paint but didn’t think it looked uniform. I opted for a second coat of super white eggshell. The ceiling now has patches that look chalky and I don’t

It was originally white, but my dad painted it teal. It’s been a couple of years now, and I want it to be back to it’s original colour. How should I start? What are steps that I should take from now to achieve my goal? I’m a first-timer so I