zoom in and zoom out button not working

Hi i am new to mk on screen.
My zoom in and zoom out button not working any advice or tutorial to fix that ??? @MagicKeys

Thanks

We will be releasing soon an update that fixes that issue

The issue is still present in 1.8.2 for the On-Screen version

Did you also Link MT again? the expert advisor version should be 1.8.2 aswell