How to Edit MP4 Video on Windows 11/10/8/7 and Mac (macOS Sonoma included)

It is a social media era and you might want to share your idea or run your business through video in virtual communities and network. With H.264 being packed in MP4, and the continuing shift to H.264 implementation, you might need an MP4 video editor to get better video effect.

You might find various MP4 editors with different features, even free MP4 editors. Some programs only provide limited functions, and when you turn back for more functions, you may find it cost more than you realize. In this article, we would like to introduce you the ways to edit your MP4 videos on Windows or Mac for free or with little cost.

• Part 1: Edit MP4 with Windows Movie Maker
• Part 2: Edit MP4 with All-in-one MP4 editor
• Part 3: Edit MP4 on Mac
• Part 4: FAQs of Editing MP4 Videos

Part 1: How to edit MP4 video with Windows Movie Maker on Windows 10/8/7

If you are a Windows users, you can use Windows Movie Maker to edit MP4 video files for free. Even Microsoft has stopped released new version Windows Movie Maker, you can still easily find the version on the internet for your Windows 10.

Step 1 Add MP4 video to Windows Movie Maker

Download and install Windows Movie Maker on your computer. Choose the MP4 video files you want to edit from your Windows by tapping "Click here to browse for videos and photos" on the right side of the main interface or clicking "Add videos and photos" button on the top menu.

Step 2 Edit MP4 video with various functions

For editing your MP4 videos, you can crop, split and cut your MP4. You can also add background music by clicking "Add music", subtitle and watermark to your MP4 videos. For Visual Effects, you can choose the suitable effect (Blur, Edge Detection, Black and white, 3D ripper, Fade in/out, etc.) to apply to your video.

Step 3 Save the edited MP4 video

After editing, you can click "Save movie" button to choose export edited MP4. And you can also do some custom setting (resolution, bit rate, frame rate and audio format) before saving. You can also choose the edited MP4 as a project for further editing or share it with your family and friends.

Part 2: How to edit MP4 video with All-in-one MP4 editor

Step 1 Load MP4 video(s)

Download and install MP4 editor for Windows. If you are using Mac, just download the Mac version. By clicking the "Add Files" button, you can load MP4 files or folder to the program.

Step 2 Cut and join MP4 clips

Select the MP4 video file and click the "Cut" icon in the main interface to cut the MP4 video into certain parts. Here you can merge selected video clips into one MP4 file. More MP4 splitters, you can check it here.

Step 3 Add effects & filters

In the "Effects" tab, you can easily adjust video brightness, saturation, contrast, hue and volume by dragging slide bars. And you can choose a filter to beautify your video project.

Step 4 Enhance video quality

If you are not satisfied with the bad MP4 video quality, you can enhance MP4 video quality with one click. Here you can upscale the resolution, optimize brightness and contrast, remove video noise and reduce video shaking to improve the quality of your video.

Step 5 Save or share the edited MP4 file

After the above settings have been done, click the "Convert All" button to start the conversion. Aiseesoft MP4 Editor provides a list of formats for different devices. You can also save it as MP4 and share to social media sites freely.

Part 3: How to edit MP4 video with free MP4 editor on Mac (macOS Sonoma included)

If you are a Mac users, you can also choose this Free Video Editor to edit your MP4 video. With this professional MP4 video editing program, you can rotate, clip, crop, watermark, add effects and convert MP4 video files on your Mac. This video editing software cannot only edit MP4 file, but also support editing, MOV, M4V, M4A, etc. and even 1080p HD and 4K video.

Step 1 Add MP4 video files on Mac

Download and install Free Video Editor for Mac on your Mac OS X. Choose any editing function on the main interface to enter the edit window. All the editing function can be shown on the top toolbar for switching directly on the edit window without you back to the main interface. Add MP4 video by click "Add File" button.

Step 2 Edit MP4 video files on Mac

You can choose to rotate your MP4 video with 90 clockwise, 90 counterclockwise, horizontal flip or vertical flip. You can also crop the MP4 video by dragging the highlight frame by zooming in to change the size of the frame. You can also add effect or watermark to your MP4 video or enhance the video quality by enhancing function.

Step 3 Save edited MP4 video files on Mac

After finishing editing, you can click the "Save" button to save the edited MP4 video. It will take a minute to save the file. After saving, you can click "Open Output Folder" to check the output MP4 video. Or you can also click "Reset" to erase all the editing operation and edit again with the original MP4.

You can also check the following video guide for the quick understanding of the editing operation.

Part 4: FAQs of Editing MP4 Videos