Fix RDP 504 Gateway Timeout via IIS Configuration - Chrome Won't Connect to Internet but Other Browsers Work: Fix-Microsoft Teams CXA20001 Error – How to Resolve

Updated 2026-06-14 07:25:35browser-issues
Fix RDP 504 Gateway Timeout via IIS Configuration - Chrome Won't Connect to Internet but Other Browsers Work: Fix-Microsoft Teams CXA20001 Error – How to Resolve
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.