Q: Updated to a new 64 bit Win7 Pro. downloaded iTunes and entered password. Most items downloaded but none of my playlists!

Hi Toopah,

Welcome to the Support Communities!

The article below explains what to do if no content shows up in iTunes after updating.  If you are missing some music files as well as playlists, following these steps may help:

No content shows up in iTunes after updating

http://support.apple.com/kb/TS1967

If you are only missing playlists, then you can review the specific information in this more advanced troubleshooting article:

iTunes: How to re-create your iTunes library and playlists

http://support.apple.com/kb/ht1451

I hope this information helps ....

Have a great day!

- Judy