Reference desk
Image preparation guides
Short, specific explanations for the decisions that come up before an image is ready to publish.
How to resize an image without stretching it
Keep the original aspect ratio, choose sensible pixel dimensions, and know when cropping is the better option.
Read guideImage aspect ratios explained: 1:1, 4:3, 3:2, and 16:9
Understand common frame shapes and choose what to keep when cropping an image to a new aspect ratio.
Read guidePNG, JPEG, or WebP: which image format should you use?
Choose an image format by transparency, photographic detail, file size, and compatibility rather than by habit.
Read guide