The vertical 9:16 aspect ratio(size ratio) is the best for viewing on mobile.

Resolution: 1920 pixels by 1080 pixels (standard size ratio for vertical videos) Here are YouTube Shorts' basic technical video size requirements. To change 15 seconds to 60 seconds, tap on Number 15 above the recording button and select 60 seconds. The default YouTube Shorts recording length is 15 seconds. The video can use YouTube's library audio or other clips for up to 15 seconds. A 60-second YouTube Short video can be made with several 15-second clips. YouTube Shorts requires videos not to exceed the 60 seconds time limit. YouTube Shorts Time Limits | Video Length How to Upload Large/Long Videos to YouTube Shorts Size How to Make YouTube Shorts with A Right Size Don't forget to select other necessary options before clicking ' Upload Short. When all the editing is done, tap ' Next' at the top right. Furthermore, users can edit the Short by adding filters and additional footage with the camera or an imported video, as long as the overall clip does not exceed 60 seconds. Using the tool, users can clip the video into segments of up to 60 seconds total. The next step is to choose the ' Create' icon in the menu. The screen will now display the video and several options in the menu below. Navigate to the desired video and select it. Select the ' Your Videos' icon near the top. Next, choose the ' Library' icon located on the bottom right.

The most convenient way to turn a long video into a Short is by using YouTube's 'Edit into a Short' feature. Related: YouTube Enabling Users To Buy Merch From Their Fave Creators

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