Suddenly throwing the odd engrave or cut line where it isn't supposed to

[Hank (Hank Morgan)]

Yeah, I think that’s a known issue that’s being worked on with mac & ruida.
You might want to keep an eye on and comment in this thread:

Update for MacOS / USB / Ruida users

For anyone having issues with MacOS / Ruida / USB, please keep the comments in this thread for now so we can track issues. Try this updated version (created today, Aug 28th): https://drive.google.com/file/d/1-dM5VeTl6MHX2xeMB77cO-Nrdazl6W4i/view?usp=sharing Let me know if it transfers successfully for you, and if not, please reply with which version of MacOS you’re running.