Thank you very much Matthias!
They seem Linux commands. Unfortunately, I am using windows 10 and 11 systems. I'll go with "save as" for only visible layers for now before I learn more on the scripts.
Jay
Thanks Dick and Mattias,
I sort of understand the meaning of the that command line "KLAYOUT_HOME=./sky130_tech klayout -e" now after I put it in chatGpt.
I added both the paths of the Klayout_app.exe and the full directory of sky130_tech …