A Facebook picture can look crisp on your phone, then turn soft, pixelated, or “muddy” the moment you upload it. That’s almost always a resolution mismatch (too few real pixels for how Facebook crops and displays it) combined with compression (Facebook re-encoding your file to save bandwidth).
The good news is you can usually fix it in one pass, without buying new tools.
Facebook processes images to keep feed and profile pages fast. That processing often includes:
If your source file is already small, heavily compressed, or exported with the wrong settings, Facebook’s second round of compression makes the blur obvious.
Different symptoms point to different fixes.
This is usually low source resolution or heavy compression before upload.
Common causes:
This is usually Facebook resizing plus a lack of edge contrast at small sizes.
Common causes:
This is often a format issue. Logos with flat colors and text usually suffer when saved as a JPEG.
Before you touch dimensions, make sure your starting image is not already “damaged.”
Quick checks:
You don’t need a single “magic” size, but you do need enough pixel data for Facebook to resize cleanly.
Facebook will display your profile photo much smaller in many places, but uploading a clean, higher-resolution square gives Facebook better data to work with.
If you want Facebook’s own baseline numbers for display and minimums, Meta’s guidance is a helpful reference point (expect these to evolve): see the Meta Business Help Center.
Use the file format that matches the content:
If your “facebook picture” is a logo or wordmark, switching from JPEG to PNG is one of the fastest wins.
A common trap is designing at 1080 x 1080 in a tool, then exporting at 300 x 300 (or smaller) because the export menu defaults to “optimized for web.” That looks okay in a file viewer, but falls apart once Facebook recompresses it.
Double compression is when you compress, then Facebook compresses again.
Typical double-compression chain:
How to avoid it:
Even a perfectly exported file can look “off” at 32 px or 40 px because the visual message is too detailed.
For personal photos:
For brand marks:
If you resize an image down and then sharpen, you often get a cleaner result than sharpening first. Keep it subtle to avoid halos.
Facebook’s profile picture is frequently displayed as a circle, even if you upload a square. If important details sit near the edges, they can get clipped or look blurry from scaling.
The fastest way to catch this is to preview before publishing.
With Social Previewing, you can upload your profile picture (and cover) and preview how it will look across Facebook and other platforms, including different devices. This is especially helpful if:
What size should I upload so my Facebook picture doesn’t get blurry? A clean square like 800 x 800 px or 1080 x 1080 px typically holds up well after Facebook resizes and compresses it.
Why does my Facebook profile picture look blurry only in comments? Comment avatars are tiny, so Facebook downscales aggressively. If your crop is wide or low-contrast, details disappear. Crop tighter and increase contrast slightly.
Should I use PNG or JPG for a Facebook profile picture? Use JPG for photos, use PNG for logos, icons, and text. PNG usually keeps edges sharper for graphics.
Why does my image look sharp before upload but blurry after? Facebook re-encodes files to reduce size. If your export was already compressed or too small, the extra compression makes blur and artifacts obvious.
How can I tell if the blur is from my file or from Facebook? Open your exported image at 100 percent on your computer. If it’s already soft, fix the export. If it’s sharp locally but soft on Facebook, adjust format, resolution, and crop to survive re-encoding.
If you’re iterating on a new Facebook picture for yourself or a client, a quick preview step saves time and prevents “why is it blurry?” re-uploads. Try Social Previewing to test profile and cover images across platforms, compare versions side by side, and export mockups when you need approvals.
Get started at SocialPreviewing.com.