As many of you may know, when they released the Zune, the software was not compatible with Windows Vista (which they will probably fix in the near future), but here is a work around to get it to work right now.
You need 3 things to carry out this process.
1. Zune CD - You need the CD that came with your Zune
2. WinRAR - You need WinRAR installed, the trial version is fine. Get it here
3. My Zune.msi install patch - You need the all important installer patch
Read the whole thread: