The recommended 페이스북 Facebook post image spec is 1200×630 px (40:21). Link and post images are 1200×630 (1.91:1). Square 1080×1080 also displays well in the feed.
"Fill" center-crops when the ratio differs. "Fit" pads with the chosen color. "Fit width" keeps the height ratio, for detail pages.
Drag the preview of a "Fill" result to move the crop.
JPG, PNG or WebP, quality 50–100. Each result card shows size and weight.
Select several files to convert them to the same spec and download with "Save all".
1200×630 px, ratio 40:21. Link and post images are 1200×630 (1.91:1). Square 1080×1080 also displays well in the feed.
Choose "Fit (padding)" to avoid cropping; with "Fill" you can drag the preview to move the crop.
Upscaling beyond the original blurs. Use the largest original you have; when downsizing, quality 90+ is visually lossless.