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Fix Windows Defender Update Error 0x80240022 - How to Fix GPG Error During apt update on Ubuntu-Ubuntu Dual Boot Windows Update Not Downloading Fix

Updated 2026-06-14 22:00:01developer-tools
Fix Windows Defender Update Error 0x80240022 - How to Fix GPG Error During apt update on Ubuntu-Ubuntu Dual Boot Windows Update Not Downloading Fix
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.