From any program command space sets the language to the next script and command option space sets the language to the next language in the current script. If you find the language changing unexpectedly check the software you use (eg Photoshop) doesn't also use these combinations.
Remove associated resources if you don't need them to stop this happening accidentally. Open the system file and remove the unwanted keyboard "files". (Standard warnings for modifying the system apply).
I usually write a blog post about once a week. The latest post can be viewed here: The Right Priorities: Seems like we have the right priorities. What could possibly go wrong? (posted 2024-07-01 at 12:11:39). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2024-04-30 The Fall of Rome: I'm afraid that we really might be seeing the demise of the greatest era in history..