So let's say I have the following simple notebook:
In the third cell, the "(1)" is a counterbox that was inserted with menu function Insert/Automatic Numbering.... The full expression for that cell is:
Now when I click on the "(1)" in that cell, it changes to zero:
And here is the full expression for that cell now:
This is using the Default style sheet with no modifications. I'm on 220.127.116.11 for Mac, and I'm using an M1 MacBook Air if that matters. Any suggestions on what I might be doing wrong?