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How to Fix Windows Defender Proxy Error: Step-by-Step Guide - Fix Task Scheduler Service Unavailable in Windows 10-Windows Terminal File Locked Troubleshooting

2026-06-13 19:00:09
How to Fix Windows Defender Proxy Error: Step-by-Step Guide - Fix Task Scheduler Service Unavailable in Windows 10-Windows Terminal File Locked Troubleshooting

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.