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Home / windows-fixes / Fix Windows Defender Connection Refused on Windows 10 - Fixing Cloudflare Tunnel Sync Problems-Windows Update 0x800f0922 Troubleshooting

Fix Windows Defender Connection Refused on Windows 10 - Fixing Cloudflare Tunnel Sync Problems-Windows Update 0x800f0922 Troubleshooting

2026-06-13 15:21:47windows-fixes
Fix Windows Defender Connection Refused on Windows 10 - Fixing Cloudflare Tunnel Sync Problems-Windows Update 0x800f0922 Troubleshooting

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.