Gently lift one corner of the decal with your fingernail or a plastic scraper
Peel the decal back slowly at a low angle
Use a hair dryer on low heat to soften the adhesive
Warm small sections as you peel
Stop if the paint starts lifting
Apply more heat to stubborn areas
Remove leftover adhesive with rubbing alcohol or adhesive remover
Test any remover on a small hidden area first
Wipe the wall with a damp cloth after removing residue
Let the wall dry completely
Touch up any damaged paint if needed