prHow to adjust the screen size: First open the video file and select the video; then find the effect control on the upper left; finally check the proportional scaling option in the effect control, so that you can freely adjust the length and width of the video .
The operating environment of this article: windows10 system, adobe premiere pro cc 2015, thinkpad t480 computer.
You can adjust the screen size as follows:
First open the video, click on the video and find the effect control on the upper left.
Then pull the value behind the zoom to zoom in and out.
Click the check mark in front of the proportional zoom to freely adjust the length and width.
Click the semicircular arrow at the back to reset the initial size of the screen.
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