Older, square-looking monitors used a 4:3 aspect ratio ... Photographers and videographers might need to change the aspect ratio of a photo through cropping. For example, the Adobe Photoshop ...

For example, the aspect ratio of an earlier standard-definition (SD) screen was 4:3, which is a relatively square rectangle. The 4:3 means "4 to 3," or four units wide to three units high.

It is the only mode where you can change the aspect ratio. 2. Tap arrow at the top of the screen At the top of the screen, right under the notch, you’ll see an upward facing arrow. Tap this arrow to ...