Fix Windows Security Proxy Error: Permission Denied - Command Prompt Rate Limit Error: How to Resolve-Windows Defender Cache Delete – Command Line Methods

Updated 2026-06-15 22:00:05windows-fixes
Fix Windows Security Proxy Error: Permission Denied - Command Prompt Rate Limit Error: How to Resolve-Windows Defender Cache Delete – Command Line Methods
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.