Namaste, iam Angelina Schon, Hope you’re doing good!
How Long Do You Wait Between Skim Coats? [Solved]
It may even feel dry enough to sand. But unless you’re working with the chemical-hardening stuff (that has a much shorter curing window of 20, 45, or 90 minutes), you need to wait 24 hours before applying a second coat.19 Nov 2014
What to do after skim coat dries? No sanding! How to apply a skim coat series
What to
Skim Coating is Overused & OFTEN Not Needed
Skim Coating
QUICK TIP - Skim Coat over Existing Plaster, use PVA first
Quick video on preparing an old wall for a fresh