Language

Quick Reference: Platform Image Sizes

PlatformTarget SizeAspect RatioNotes
Instagram Post1080 × 1080 px1:1Display size; uploads are downscaled to this automatically
YouTube Thumbnail1280 × 720 px16:9Minimum width 640 px; up to 3840×2160 supported
LinkedIn Cover1584 × 396 px4:1Banner crops from the center — keep text away from the edges
Discord Emoji128 × 128 px1:1Animated and static emoji both fit in 256 KB
Discord Profile Picture128 × 128 px1:1Recommended size; images are rounded to a circle
Discord Banner960 × 540 px16:9Banner shown on the profile header
Email Attachmentunder 10 MBGmail / Outlook / Yahoo cap at 25 MB; encoding adds ~33% overhead