High
Operating Systems
✓ Solution Verified by Community (0+ upvotes)
How to fix error http-504 in Windows 11
HTTP 504 Gateway Timeout: Upstream server timed out.
Fix based on community reports and expert analysis. Last verified: 2026-08-12
· How we verify fixes
| Error Code | http-504 |
|---|---|
| Affected System | Windows 11 (Microsoft) |
| Difficulty | High |
| Estimated Time | 15 min |
Solution Steps
- 1 Refresh the page (F5) after a few seconds. Sometimes the timeout is temporary and the server responds on the next attempt. If it persists, try a different browser or incognito mode.
- 2 Check if the site is down for everyone using downforeveryoneorjustme.com. If it's down for everyone, it's a server issue; wait and try later.
- 3 Clear your browser cache and cookies as previously described. Corrupted cache can sometimes cause timeouts.
- 4 Flush your DNS cache and renew your IP address using the commands from the HTTP 502 fix. This can resolve network latency issues.
- 5 Disable any browser extensions that might be slowing down your connection. Try a clean browser profile.
- 6 If you're using a VPN, disconnect it and try again. VPNs can introduce latency that causes timeouts.
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