Aug 22, 2016 . Then, the physical size of the image, the resolution, and the pixel dimensions determine the amount Mar 31, 2015 Pictures from cameras or cellphones often come in high resolutions. When they are transferred to computers, they take up large disk spaces. Minimum acceptable dimensions are 600 x 600 pixels. Maximum acceptable dimensions are 1200 x 1200 pixels. Please review photo requirements for specific.
Select the file and double click to get into Edit mode. Select the Crop button and the Square crop in the drop down menu and apply it. Selecy.