So I started playing at 11.

I don't get too many squeaks because I release the pressure for a millisecond, lift and shift and then press back down when I have landed.

It is kinda tricky but if you learn how to do it it solves a lot of problems.

No vaseline required.

smile

Same idea here:

https://www.classicalguitarcorner.com/l305-finger-noise-on-the-classical-guitar/