1. Open iTunes.
2. HOLD CONTROL AND SHIFT and plug in your Mini. KEEP HOLDING CONTROL AND SHIFT until the Mini appears in iTunes.
3. Click on the Mini in iTunes, uncheck "Automatically open iTunes" and "Automatically sync" and check "Enable disk use."
4. Exit iTunes. (Leave the Mini connected.)
5. Click Start>Control Panel. (Start is the Windows logo button on the bottom left corner.)
6. Click "Folder Options."
7. On the "View" tab, there should be an option to show hidden files and folders. Make sure it is selected and click OK.
8. Exit Control Panel.
9. Click Start>Computer.
10. Your Mini should show up as a disk drive next to your hard drive, DVD drive, et cetera. Open it.
11. There should be an IPOD_CONTROL folder in there. The icon should be slightly transparent. Copy it to your C:\ drive.
12. Right click on that copy, click Properties, and uncheck the "Hidden" box.
13. Open iTunes, click File>Add Folder to Library..., and select C:\IPOD_CONTROL.
14. Once all your songs are finished importing (you have to wait for iTunes to finish analyzing gapless playback information and volume levels), click File>Library>Consolidate Library...
15. Delete the folder copy you made in step 11.
16. Sync your new nano.
17. If you're not that good with computers and are afraid of accidentally deleting something important, repeat steps 5 through 8, only this time
disable showing of hidden files.