you create a table that will save the UserID (Long), and the TabNames(short string).
On the Unload event of your main dashboard form, save the Page Control Names that are visible on TabNames field.
and you save the UserID to the UserID field.
when your dashboard form opens, add code to the Load event so you check This New table what Tabs are visible for
the current user and make the Pages visible.
on the Unload event is where you add/edit the TabNames that are visible for a particular user.