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How to Rotate MP4 Video 90 Degrees in Windows/Mac

Nowadays, many people use their smartphones to shoot videos in MP4 format, which is very convenient to record special or meaningful moments in life. But if you hold your camera sideways when shooting a video, you will find the MP4 video isn’t in correct orientation. When you watch them on your computer, you’ll feel very frustrated. But how to rotate MP4 video so that it can be viewed in normal orientation?

The ideal solution is to seek help from a professional MP4 Rotator like Aimersoft Video Editor. With its help, you can easily turn MP4 video 90 degrees and more, or reverse it upside-down or left-right. It will not harm the original video in any way and the process of rotation will be finished in no time. This handy software can not only reorient MP4 video, but also videos and audios in many other formats, such as AVI, WMV, MOV, MKV, FLV, ASF, VOB, MPG, M2TS, SWF, WMA, MP3, OGG, FLAC, etc.

Besides rotating, it allows you to edit videos in various formats. You can use it to personalize your video by cropping, merging and splitting, or touching up video with watermarks, filter effects and etc. In one word, it is an all-in-one tool that can satisfy your various editing requirements.

Download MP4 Video Rotator:

Download Windows VersionDownload Mac Version

How to rotate a MP4 video 90 degrees and more

If you are using a Mac, please get the MP4 Rotator for Mac. The way to do MP4 rotation on Mac is the same. Here we just take Windows version as an example.

1Add the MP4 videos

Simply drag all the target files from local computer to the program or click "Import" to add the MP4 files that you want to rotate. These added files will appear in the media library immediately.

Load mp4 files

2Start rotating MP4 file

Next, drag the target video from media library to the timeline panel. Then click "Edit" button to open the edit box. As you see, there are four options for rotation available: Rotate 90°clockwise, Rotate 90°anticlockwise, flip horizontally, and flip vertically. To rotate the MP4 videos 180 °, 270°clockwise or anticlockwise, you can click the corresponding “Rotate” button twice or three times.

Rotate mp4

3Start rotating MP4 file

After that, now you can click “Create” to choose a proper way of output.

  • Save to local computer: click “Format” and select an appropriate destination folder;
  • Export to portable device: click “Device” and select your device from the drop-down list;
  • Directly publish on YouTube: click “YouTube” and sign in your account;
  • Burn to DVD: click “DVD” and configure the related parameters.

If you have decided how to save the video, then click "Create" to generate the rotated video.

Download Windows VersionDownload Mac Version

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Where is the edit button???????
Hi, Nicole. After importing your clip to the program,you need to drag it from the Resource library to the timeline panel. Then click "Edit" button (the pencil-shaped button) above the timeline panel. At this moment, the Edit box will pop up. There are three buttons in the middle of the interface: crop. effect and rotate. Click "Rotate", then you can adjust the orientation of your video. If you have any problem,please don't hesitate to contact us.
this did not work for me at all, i used the link you provided for mac and i have none of the controls you are speaking of, there is no edit box.
found it! have to click on CROP first.
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