confirm you know the location of your downloaded audio files.
The files may be in your Downloads folder or somewhere on your Desktop.
Click theFilemenu, and then clickAdd to Library.

A window pops up that allows you to navigate your rig’s hard drive.
Navigate to the folder or location of the files you want to import.
Check that iTunes added the files by opening theMusicoption from the drop-down near the top left corner in iTunes.

ChooseSongs, and then click theDate Addedcolumn to view the most recently added songs.
it’s possible for you to also drag and drop your MP3 files directly into iTunes.
When you add songs, iTunes should automatically categorize them by name, artist, album, etc.

Instead, you’re adding a shortcut to its location on the desktop.
One way to avoid this is to have iTunes copy music files into a dedicated folder.
Then, even if the original is moved or deleted, iTunes still retains a copy of it.

ClickOKto store your changes.
Once this option is on, newly imported songs are added to the\iTunes Media\folder within the user’s account.
The files are organized based on the artist and album name.
you might also usefree audio converterwebsites and apps to do the job.
To purchase a song or album from the iTunes store, navigate toMusic.
Find the song or album you want to buy and snag the price tag next to it.
Sign in with your Apple ID/Apple Account to complete the purchase.