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Fix 'Java JDK Not Recognized' in IntelliJ IDEA - Resolve PuTTY Network Error Connection Refused Ubuntu-How to Enable Windows Defender on Windows 11

Updated 2026-06-13 15:22:16office-tools
Fix 'Java JDK Not Recognized' in IntelliJ IDEA - Resolve PuTTY Network Error Connection Refused Ubuntu-How to Enable Windows Defender on Windows 11
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.