Note: Make sure you are not using another computer because iPhone can be synched with only one computer. After you have selected your preferences, click “Apply” on the lower right corner. You also have the option to include videos and/or include voice memos. Select “Sync Music” and choose “Entire Music”. Next, on the left side of the application, choose “Music”.After that, click your iPhone on the main interface of the program, specifically at the top left corner of the main menu. To begin, you have to connect your iPhone to your PC using a lightning cable then open the application.Make sure you install its latest version because it usually notifies you to check for updates in case the older version is installed on your PC. To copy mp3 to iPhone, you have to download and install iTunes to your computer.Here are the following steps to help you get the songs from your computer to your iPhone: Therefore, with this application, you will be able to transfer your favorite music to your iPhone. This tool is also used to transfer files from iPhone to computer and vice versa. ITunes is a program created by Apple to back up files on Apple devices. Transfer MP3 to iPhone without iTunes (ApowerManager) Transfer MP3 to iPhone with iTunes