Often the pictures that you upload do not look the same after they are up on Facebook. why? Up to 350 million new photos are uploaded on Facebook every day. So basically there is too much of data stored at once which can make the site slow or even crash.
So to lighten the load and enable faster navigation on the site, Facebook automatically resizes and formats your pictures to its default sizes of 720px, 920px, 2048px for regular photos and 851px by 315px for the cover photos.
Just follow these tips the next time you upload the next big art work on the websites.
Facebook suggests you resize your picture to one of its supported sizes which are of 720px, 920px, 2048px for regular photos and 851px by 315px for the cover photos. Do that in an image edit program before you upload the image. This way you can control the quality of the photo.
Upload cover photo of file size less than 100KB to avoid compression.
To avoid compression when you upload your cover photo, make sure the file size is less than 100 KB.
Facebook advises you save your image as a JPEG with an SRGB color profile.
While exporting the image from the editing program or an app, save your image as a JPEG with an sRGB color profile.
Make sure to tick the High Quality check box when uploading the photo album.You will find it on the left hand side of the uploading windows.
For better quality photos, make sure to tick the High Quality checkbox when uploading the photo to an album. The box is on the left-hand side of the uploading window.
Iphone users can go to the Facebook Account setting > Videos and photos > Upload HD. This will upload your photos in HD by default from you iphone. Similarly Android users can go to App Setting > Account Setting > Photos > Upload HD.