ThrustersX

Still affects all the snapshots in 1.18 and there are no signs they will be adding this in the release of 1.18. This is disappointing as this will be very useful in the new update.

Image?

1.14.70 is so old, consider upgrading first.

Still occurring in 1.18.0.22

Still an occurring issue in 1.18.0.22

Still an issue in 1.18.0.22

This appears to be fixed in 1.18.0.22 on single-player worlds.

Can confirm in 1.18.0.22

This is fixed in 1.18.0.22 

Any images?

Any proofs? Have you tried using "/fill ~ ~ ~ ~20 ~20 ~30 air 0 replace stone" and check if there is really none?

It is meant to be destroyed by the ghasts wdym?

Go to Settings > Touch > Turn off "Swap Jump and Sneak"