As a quite hot file extension, MP4 is widely used for saving media data and can be found in lots of places online or off line, which means, you may download MP4 videos from video sharing sites such as YouTube and Fox, or shared some MP4 videos from others. However, you may encounter problems when adding MP4 files to iTunes library, some MP4's can be able to imported, some unable to. So what's the matter? Well, this depends on. This tutorial will show you what're the reasons and what's the simple solution to fix the problem.

MP4, as a container format, differs in video codec. If your MP4 files are rejected by iTunes, it's most likely the codecs in MP4 files are unaccepted by iTunes. To upload these MP4 videos to iTunes library, you will need to convert MP4 to iTunes-compatible MP4 codec. To do that, here we recommend a user-friendly and professional video encoding tool, EaseFab Video Converter (Video Converter for Mac), to help you finish the MP4 to iTunes task. The main features of this MP4 to iTunes converter are high conversion speed with zero quality loss and supporting to convert from and to more than 70 formats like MP4, AVI, FLV, WMV, MKV, MOV, VOB, etc.

Download the MP4 to iTunes converter:

How to convert and add MP4 files to iTunes with 3 easy steps

For Windows (including Windows 10) users, just follow the detailed guide to complete your conversion. The way to add MP4 movies to iTunes on Mac (including macOS Mojave) is the same. Just make sure you've downloaded the right version.

Step 1. Import MP4 files

There are two methods to add your favorite MP4 files to app: Hit the Add Video button to locate the MP4 files you want to add or simply drag and drop your wanted video fiels to this program.


Step 2. Choose a compatible format for iTunes

In order to make the output files 100% supported by iTunes, the directly-optimized pre-settings are strongly recommended. Selecting one of them as the output format is the best choice for you, so you don't worry about the video codec error.

Open the output format window by hitting the "Profile" icon (located below where your files are displayed), and then go to the"Apple" category to select the Apple device model you want. The output format is not only fully compatible with iTunes, but also suitable for the corresponding Apple device best. Of course, you can select MP4 format from Common Video category which defaultly uses H.264 as its video codec.


Step 3. Start converting MP4 to iTunes

Press the "Convert" button on the bottom-right corner of this app's interface. By doing this, you're asking this app to start converting your MP4 files to iTunes. Next, you can let it do the resting thing in the background.

Note: With this smart Video Converter, converting MP4 to iTunes is a breeze. Once these converted videos are added to your iTunes library, you can use them on any of your Apple devices as if they're made specifically for iTunes. Just connect your Apple device to the computer via cable, and then sync these output files to your device via iTunes.