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Home / windows-fixes / Debug SSH Public Key Authentication Failure: Step-by-Step - Fix Microsoft Store Service Unavailable in Windows 10-Windows Defender Cache Delete – Command Line Methods

Debug SSH Public Key Authentication Failure: Step-by-Step - Fix Microsoft Store Service Unavailable in Windows 10-Windows Defender Cache Delete – Command Line Methods

2026-06-13 22:28:00
Debug SSH Public Key Authentication Failure: Step-by-Step - Fix Microsoft Store Service Unavailable in Windows 10-Windows Defender Cache Delete – Command Line Methods

Result check

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