We keep an updated Platform Support matrix available on the support area of PTC.com at the following: http://www.ptc.com/partners/hardware/current/support.htm
You will need to select the version (Arbortext 5.4, Advanced Print Publisher 10, and IsoDraw 7.1 for the most currentsupport, or Arbortext 5.3 or Arbortext 5.2). You will also need to supply a username and password.
Arbortext 5.4 M030was the first version that was fully supported on Windows 7.
We currently do not have plans to formally test prior versions of Editor on Windows 7. We are aware of a number of customers operating successfully with 5.2/5.3 on Windows 7.
Product Manager - Arbortext Business Unit, PTC