Holding down the Alt/Option key while launching iTunes will offer you the choice of selecting an existing library or creating a new one.
When installing a new version of iTunes only the iTunes software is updated your library is not touched.
New iTunes software can be installed to update the previous version. Only the iTunes software is updated the iTunes library with your music/videos etc. is not affected by the update.
No once you update you cant go back to a previous version unless you find it somewhere elsewhere than itunes.
Yes. Windows version of itunes will recognize the soundfiles in your mac iTunes library.
How to Successfully Use An Older Version of iTunesAfter Installing iTunes 7 (or the latest version) go into My Documents/My Music.Now go into the iTunes folder.Rename your iTunes Library.itl as iTunes Library.itl.old.Go into the Previous iTunes Libraries folder (which would be in MyDocuments\MyMusic\Previous iTunes Libraries).Take the newest file (for me this was iTunes Library 2006-09-14.itl) and copy it back up to the iTunes folder.Rename it iTunes Library.itl.Run iTunes 6 and you should be all set, with your library restoredAnother user said:I recently downgraded WinXP to Win2K and received this error after installing iTunes for Win2K. This was the first article I read when I investigated my options. The second step was confusing to me because the "previous library" file did not exist. I simply renamed the old (newer) library with the "itl.old" file extension and that worked.Also, after you rename the iTunes icons it may not work. To fix that click on 'use web service to find appropriate program' and do the following steps (it does work).
A new version of iTunes only updates the iTunes software and does not touch your music/movies library.
iTunes 9.0.2 is the current version.
All you need to do is log out of the account you are in.
no.
The old version of iTunes does not need to be deleted as the new version will update it to the latest version.
If you are updating the iTunes software to the latest version your music library will not be affected.
Yes, iTunes version 9.2 works with all current iPods.