Video upload limits by platform
Short answer
File size, length and bitrate limits, including clip length limits.
16 articles
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Facebook reel not uploading or stuck? Save a draft, then fix it
Save the reel as a draft, keep the app open on a strong connection, update the app, and export to Facebook's own recommended file settings.
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Instagram Story video not uploading? Causes and fixes in order
A Story video stuck or failing: connection, app version, storage, file format or music rights. Instagram's troubleshooting order and the file spec that posts.
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MOV won't upload to Pinterest? Web vs app and the fix
Pinterest lists MOV for its Android and iOS apps but not web uploads, which take MP4 or M4V. Why a MOV fails, how to check the codec and convert it to MP4.
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Processing stuck at 0% - causes and fixes
Processing stuck at 0% usually means an unusual container and codec pair, extreme resolution or a platform issue. Re-export with a documented preset.
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Instagram Reel stuck uploading or processing? Fix it in order
A Reel stuck on uploading, preparing or processing: check the connection, file limits and app first. Instagram's spec limits and the order of fixes to try.
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YouTube Short stuck processing? What's normal and what to fix
Shorts first appear in low quality while HD processes. When an upload is truly stuck, check length (3 minutes), shape, the file and YouTube's error message.
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Video upload rejected? Read the reason, then fix the file
Why platforms reject a video upload: format, codec, size, length, aspect ratio or account limits. A checklist built on published limits and a clean re-export.
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Reel upload rejected? Size, ratio, frame rate and fixes
Instagram says Reels need at least 720 px and 30 fps and an aspect ratio from 1.91:1 to 9:16. How to check your file, re-export it and avoid rejected Reels.
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Video too long for the platform? Limits and how to cut it
Length limits from X, LinkedIn, Pinterest and YouTube help pages, and how to trim, split or speed up a video that is over the limit. Steps with ffmpeg.
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Why won't my video upload? A troubleshooting checklist
Read the exact error, then compare your file with the upload requirements for size, duration and format, and check playback and connection. In order.
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LinkedIn video not uploading? Limits, errors and fixes
LinkedIn's limits: 75 KB-5 GB, 3 s (2 s mobile) to 15 min, 256×144-4096×2304, 10-60 fps. ProRes uploads but won't process; iCloud videos aren't supported.
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Video won't upload to Pinterest? Format, length and web vs app
Pinterest's Pin spec: web uploads take MP4 or M4V, the apps also take MOV; H.264 or H.265, 4 seconds to 5 minutes.
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TikTok video won't upload? Fix stuck and failed posts
A TikTok stuck at a percentage, saved to drafts or failed: fix the connection, file and app in order. Save drafts before you reinstall, TikTok deletes them.
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Video won't upload to X? Limits, format and a fix that works
Why an X video fails to upload: over 140 seconds or 512 MB on a free account, an unsupported format, or a bad connection.
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LinkedIn video too long? The 15 minute limit and how to split it
LinkedIn Help lists a 15 minute maximum, 5 GB and a 3 second minimum. Check your real duration with ffprobe, then trim or split into parts with ffmpeg.
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Video not uploading to YouTube? Errors, limits and how to resume
Stuck uploads, 15-minute limit, 256 GB cap and YouTube's own error messages explained. Resume an interrupted upload within 24 hours without starting over.