My sample has yes/no radio button changes color of the cell
RED or Green creates a message box as to what equations are running
I have created two named ranges Well and Well Status
and radio box will reset status to unknown (o) no checks when opened
Private Sub Workbook_Open()...
There are several ways to do this
since this boolean you could simply
do this
select a cell create a table Yes No
Using data validation select list in the pulldown
reference the table
or use form toolbar use radio button not check boxes
as your choice is yes or no with...