Medium
Operating Systems
✓ Solution Verified by Community (0+ upvotes)
How to fix error error-forms-auth-required in Windows 11
ERROR_FORMS_AUTH_REQUIRED = 224
Fix based on community reports and expert analysis. Last verified: 2026-08-12
· How we verify fixes
| Error Code | error-forms-auth-required |
|---|---|
| Affected System | Windows 11 (Microsoft) |
| Difficulty | Medium |
| Estimated Time | 15 min |
Solution Steps
- 1 Log in to the application via its login page.
- 2 Add the site to IE Mode list if using Edge.
- 3 Clear cookies and cache (Ctrl+Shift+Delete).
- 4 Access the application via the login URL.
- 5 For developers, check web.config authentication settings.
- 6 Try a different browser or incognito mode.
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