Mike wrote:

In modal operation all code execution stops until the userform finishes
compared to non modal where other code (except other user forms) can continue
to execute. Pressing ctrl/break in non modal is therefore unlikely to break
into the userform code.

I see. How does one then continue to work on the code and develop the
app? I open the spreadsheet, it automatically starts my form and now I
can't get at the code.

Hughie