How do I transfer non itunes music from Ipod to itunes library?

Hello SDFHU,

We understand that you're trying to transfer music from your iPod to iTunes for Windows. We also see that you reviewed the following article:

Download and use iTunes for Windows

Through iTunes, you can synchronize that content over to your PC. The steps on how to do so can be found here:

Use iTunes to sync your iPhone, iPad or iPod with your computer

Thanks for using Apple Support Communities!