For those IMVU creators who worry about the compatibility of IMVU previewer & 3ds MAX on Windows 7, so far, it seems IMVU previewer version 43236 and 3ds Max 8 work just fine on my pc with Windows 7 ultimate.

If you want to use newer version of 3ds max (9, 2008, 2009 or 2010) on Windows 7, better check the topics listed below:

3ds Max plugin FAQ

Here is an exporter for Max 9 and 2009

New IMVU previewer is available now. Check it out! -  Previewer 42658