Thank you so much! "Interface with the main computer" is the numpad-looking task in the room with the BIG monitor. It's a simple simon says puzzle where you have to hit the buttons according to the pattern they glow in (with the pattern repeating every X seconds).
Viewing post in The Path To Today jam comments
If it disappears from the task list and it gives you the distinct success sound, yes, you successfully inputted it. If you get the error sound and the task list does not update, you misinputted something and the input history got cleared to allow you to try again.
I'll include the sound effects in this post so you know which is which
Success: https://drive.google.com/file/d/1he7Ivw58b999ScmNOYSyDjvT7e0z_Ti7/view?usp=shari...
Failure: https://drive.google.com/file/d/124keqtaAr7JiQlnk3BshKhP2TGGRlxAu/view?usp=shari...