I've read in the past some ppl don't change hardware during their painting
revamps because they don't know how to get a clean smooth finish for their paint.
No more excuses, simply start by filling your holes.
Make sure it goes deep inside and mounts up on the outside.
Your creating a plug or a base to do the fine filling.
After 30 minutes sand 150 grit. Always sand too much, it is easier to add more then to take away
once you have started painting.
Do it again.
the neck of the knob bitting into the wood.
Another trick is to prime or paint after the first or second filling.
This offers you a greater visual as to how much more filling might be needed.
You can fill, spread, and sand after priming or painting with ASCP.
The key is to be patient and re-apply the filler as needed.
Is this tutorial going to be helpful to you?
Have you been successful at filling hardware holes?