Fix Remote Desktop High Memory Usage on Windows 10 - Turn Off Windows Defender Real-Time Protection for Speed-Windows Defender 0x80070020 Troubleshooting Guide

Updated 2026-06-14 14:45:12office-tools
Fix Remote Desktop High Memory Usage on Windows 10 - Turn Off Windows Defender Real-Time Protection for Speed-Windows Defender 0x80070020 Troubleshooting Guide
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.