[Newest Tutorial] How to Change Aspect Ratio in Premiere Pro 2020

It is well known that Premiere has powerful video editing functions yet complex operations and complicated interface, which make it hard for novices to get the hang of it. But fortunately, if you intend to become experienced, you can find almost all the tutorials onthe official Adobe site. But now, let us learn how to change aspect ratio in Premiere Pro first.
I am sure you can master it quickly. Go ahead.

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As shown in the tutorial from Adobe official site, you can know that Adobe divides ratio aspect into five types: widescreen (16:9), vertical (9:16), full screen (4:3), square (1:1) and anamorphic (2.4:1). Before you start to change aspect ratio in Premiere, you’d better know which one you desire. Now, it is high time to start our quick tutorial.

Firstly, create a new Premiere project. Click File on the left-top corner of Premiere Pro > New > Project… Now, you need to create a new sequence. Click File > New > Sequence.

In the Sequence setting dialog, head to Settings in the top menu bar. Change the edit mode to Custom, you can find Custom on the top of the dropdown list. Now, you are able to change aspect ratio in Premiere for a new project. Type in whatever resolution you want. The aspect ratio is next to the numbers you just inputted.

If you just want to modify the aspect ratio of videos and save the changed version, the way above is not available anymore. For that, drag and drop your video into the Source window. Then, right-click the video and click Insert.

Now, you can see the original video in the bin box. Right-click the original video in the box > Modify > Interpret Footage… In a new pop-up dialog, find Pixel Aspect Ratio, hit the "Custom to" bar and select one of the fixed aspect ratios from the dropdown list. Next, click Ok to save the settings.

Lastly, head to the left-top corner. File > Export > Media… > Export at the bottom of the exporting dialog. Congratulate, you get the changed videos.

Now, you have learned how to change aspect ratio in Premiere Pro. It is just a simple skill in Premiere. You have a long way to go on with learning Premiere. Optionally, WonderFox HD Video Converter Factory Pro can be a better choice for novices. Compared with Premiere, this recommended software is easier to use. In addition to simple operations, it also provides you with high output quality and high cropping speed. Now, follow me to try the user-friendly video cropper .