Making modifications to the profile list isn't quite as simple as it should be,
and in the past has caused the site to be shut down and reconstructed.
Updating units is on Stuart's to do list, though.
As for resetting profiles, that'll depend on what's involved.
But as Rebreather divers you're all such disciplined people always doing all needed maintenance

,
I suggest you go to your User Control Panel and update yourself.
