After finishing the game, I am missing the achievement I am lost, could someone help, please?

it's the only one left i didnt got

The gravity compass doesn't seem to work properly. There is no indicator of it needing a button pressing to change the gravity and I have tried pressing every button on my keyboard anyway but nothing help and I am stuck on level 7, book on the ceiling. Any help to why this is happening would be great. Edit: I have tried restarting the mission and the game and both have done nothing, I unfortunately will have to refund if there is nothing explaining why this happens soon which is a shame as it does truly s...

Hey there, just found the game via the hidden gems category of the cerebral puzzle show case and very much like the concept and the first few levels I have seen. Sadly the game runs very choppy on my machine (RX 6700 XT, i7-8700, 32 GB Ram). I tried changing the video settings, but they didnt really seem to change anything. I was just wondering if the issue was known and whether there are any workarounds others might have found....

I loved playing the demo for this game, but unfortunately on level 7 of the full version I noticed the gravity compass wasn't wanting to work like it should. It started working like a glitch and I got into the Sliding Book (Level 8) where it still didn't want to work correctly. I can't seem to get any further because it's not recognizing where gravity is supposed to change....