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How to Fix Windows Defender Service Unavailable in Windows 10 - Resolve GitHub Actions Checkout Permission Errors-Resolve Windows Update Stuck on Finishing at 100%

2026-06-13 13:53:55
How to Fix Windows Defender Service Unavailable in Windows 10 - Resolve GitHub Actions Checkout Permission Errors-Resolve Windows Update Stuck on Finishing at 100%

Result check

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

Next references

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