Fix ERR_SSL_PROTOCOL_ERROR on Windows 10 - Redis Installation on Windows: Starting the Server-Windows Defender Path Not Found Troubleshooting Guide

Updated 2026-06-13 18:30:52browser-issues
Fix ERR_SSL_PROTOCOL_ERROR on Windows 10 - Redis Installation on Windows: Starting the Server-Windows Defender Path Not Found 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.