Upgrading from v11.
The docs state that I need to uninstall v11, reboot, then install v12.
Do I need to deactivate the v11 license before I uninstall? Even though I'll be installing v12 on the same machine as where v11 is removed?

Thank You! That worked.

Thank You! That worked.

Tried turning it off, didn't work. Still wants a base point. Won't accept any value.

1) Control A for selecting all elements.
2) On command bar, I enter SCALE
3) I don't see where to enter FACTOR 2
4) keeps asking for a base point. When I enter 0.0.0 as you suggest, it's rejected. Cursor wants me to click somewhere, but where?

I have a house roof truss drawing, scale of 1/8 = 1'-0" (US dimensions). This was drawn on Mac CAD software in 2009 (don't know which package). I need to do area calculations. As a quick check, when I measure a distance between two known points, the result shows as 12", not 24" as pri...