Kapwing Upload Failed or Stuck
Workaround available Web (Chrome, Safari, Edge, Firefox) Updated November 13, 2026Based on 2 user reportsHow we research
Quick answer
Kapwing sends data to its servers on every edit, so uploads fail or hang on slow connections, interrupted transfers, or files the editor cannot read. Re-upload on a stable connection, using an MP4.
Most likely fix: Delete and re-upload the file
How to fix it
Try these in order — the most common fix is first.
1. Delete and re-upload the file
- In the Media section click the trashcan icon on the file
- Upload it again and keep the tab open until it finishes
Did this fix it?2. Convert to MP4
- Re-encode the file to .mp4 (H.264) with a converter
- Upload the MP4
Did this fix it?3. Check your connection
- Kapwing recommends at least 30 Mbps up and 60 Mbps down
- Use a wired connection or move closer to the router, and test at different times
Did this fix it?4. Use Chrome and clear site data
- Chrome is the most compatible browser
- Click the lock icon left of the URL, choose Site Settings, then Clear data
- Disable ad blockers for kapwing.com
Did this fix it?5. Check the size limit
- Free workspaces: 2 GB upload limit; Pro and Business: 6 GB (from the pricing page)
- Compress or trim very large files before uploading
Did this fix it?
Symptoms
Uploads stall, fail, or the file appears in Media but will not play or is flagged invalid.
Why it happens
- Interrupted or dropped connection during upload
- Upload speed below Kapwing's recommended 30 Mbps
- Free upload limit of 2 GB per file (6 GB on Pro and Business)
- Corrupted or unusual file format
- Browser extensions or stale cache
This guide also covers
- kapwing upload failed
- kapwing upload stuck
- kapwing video won't upload
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