Changing the number of augmentation dots per note

The number of augmentation dots on a single note can be overridden by setting the dot-count property of the Dots grob.

\version "2.24"

\relative c' {
  c4.. a16 r2 |
  \override Dots.dot-count = 4
  c4.. a16 r2 |
  \override Dots.dot-count = 0
  c4.. a16 r2 |
  \revert Dots.dot-count
  c4.. a16 r2 |
}