Your computer crashes and loses your entire music library. Unless you have a backup, you will have to spend several hours importing your music back into iTunes. Fortunately, it is possible to recover music from your iPod. You do not need any special software to do this, in reality these programs do not exist. The only things that you will not be able to recover are the playlists, scores and number of reproductions. This article explains how to recover music from your iPod with Windows. The recovery process for Mac and Linux system is different. Please follow these instructions carefully to avoid losing any of your music.
Steps

Step 1. Make sure iTunes is installed on your computer

Step 2. Open the iTunes folder (found in the "My Music" folder) and delete everything except the "iTunes Music" folder
This will prevent iTunes from deleting some songs on iPod that are not listed in iTunes.

Step 3. Connect your iPod to your computer and open iTunes

Step 4. A message will appear asking if you want to erase all the contents of the iPod and sync it with the new library
Click on "Cancel."

Step 5. Activate the disk usage specified in the option:
"Enable disk use", which will appear on the iPod preferences page.

Step 6. Open "My Computer" and double click on your iPod

Step 7. Enable hidden folders using the following steps:
- Open the "Tools" menu and select "Folder Options" (if you are using Windows Vista, the menu may be hidden - pressing the "Alt" key will open it)
- Click on the "View" tab
- Select the option "Show hidden files and folders" and then click "OK"
Manually Recover Music from Your iPod Step 8 Step 8. Now you should see a folder called "iPod Control"
Open it.
Manually Recover Music from Your iPod Step 9 Step 9. Make iTunes open, press the "Ctrl +" or "Ctrl" keys, depending on your computer, to open the Tuna preferences screen, and then click on the "Advanced" tab
Manually Recover Music from Your iPod Step 10 Step 10. Select the option "Keep iTunes Music folder organized" and "Copy files when added to iTunes library"
Then click "OK".
Manually Recover Music from Your iPod Step 11 Step 11. In the Control folder on the iPod, click on the "Musicc" folder and uncheck the "hidden" box
The next step will not work if the folder is hidden. Click "OK" when done.
Manually Recover Music from Your iPod Step 12 Step 12. Click on "Music" located on the left panel of iTunes
Manually Recover Music from Your iPod Step 13 Step 13. This is the fun part
Drag the iTunes music folder to the taskbar button and drop it into the iTunes window. Then release the mouse button. Your music will begin to be copied to your iTunes library.
- If you find that all the music files or album names are not correct, close Atunes and repeat step 2, then …
- Open tunas, create a new (and empty) library and add the iTunes music folder to the library (in the iTunes menu, "File", … see step 15)
Manually Recover Music from Your iPod Step 14 Step 14. Reconfigure the hidden folders system if you don't want to see them
Manually Recover Music from Your iPod Step 15 Step 15. If some of the songs that are in the iTunes music folder do not appear on your iPod, use the option "File -> Add folder to library" to add music to your library
Manually Recover Music from Your iPod Step 16 Step 16. Select your iPod on the left panel, click the "Sync" button
Selecting "Erase and sync" will erase all songs on the iPod and replace them with the ones on the computer.