How to Edit MP4 Videos on Mac?

You must have your favorite videos and movies and want to edit some part of them which you don't like. Or you just need a part of the MP4 video which you are willing to transfer to your portable devices. At such times, an professional MP4 Editor is eagerly needed.
iCoolsoft MP4 Converter for Mac is a powerful MP4 video editing software wahich enables you to edit videos as you like. You can crop video, set the duration, adjust effect, add watermark and control many other video features. This MP4 editor also helps you convert between MP4 and other popular video formats.

How to Edit a MP4 Video?

Download iCoolsoft MP4 Converter for Mac, launch and run it.

Import you MP4 video files you want to edit, you can edit your video at ease.

> Effect

You can click button "Effect" to adjust Brightness, Contrast and Saturation. You can also check "Deinterlacing" checkbox to avoid mosaic and improve the quality of the video.

 

 

> Trim

If you only want to convert a segment of the entire video or do not want to convert some certain segment of the video, you can use the trim function. Click button "Trim" and play the video in the Edit window. You can either drag and or click and to set the start time and the end time of the clip you want to trim out. Besides, there is the third way which is to input the exact start time and end time or one of them and the time duration. Button is used to play the clip you have set.

 

 

> Crop

To get rid of the black border or to zoom in some part of the scene, you can click button "Crop" and then drag the yellow frame or adjust the values in the boxes. You can also select "Full Screen", "Keep Original", "16:9" or "4:3" from the drop-down list of "Zoom Mode".

 

 

> Watermark

To add text watermark, check "Enable Watermark" and then "Text", input what you want to add in the blank. Button "T" can help you to set the font, size, color, etc. of the text.

 

 

>Merge

Select the files you want to merge from the file list and then click "Merge". The new file will be automatically named as "Merge" and listed in the file list. You can select it and click "Rename" button to change its name.