How to transfer MP3 to my iTunes library?

[comcsoft]

To save MP3 to your iTunes Music library , please follow the steps below:

Step 1: Transfer the MP3 files to your computer or iCloud Drive.
You can transfer the files to your computer by Saving them to your iCloud Drive or upload them to your other Cloud Drives such as: Dropbox, Box, GoogleDrive or OneDrive from iZip. Download the uploaded files to your computer.

Step 2: Move the MP3 files into your iTunes playlist
Start your iTunes on your computer. Find the files on your computer and add them to your iTunes playlist.

Step 3: Sync music with your iPhone/iPad
Hook up your iPhone/iPad with iTunes. Select your device then click Music. Check Sync Music and select the music you would like to add to your device.