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Fix PowerShell Invalid Configuration After Update - Guest User Can't Sign In to Teams – Troubleshooting Guide-Windows 11 Store Connection Error: How to Resolve

2026-06-15 18:17:34
Fix PowerShell Invalid Configuration After Update - Guest User Can't Sign In to Teams – Troubleshooting Guide-Windows 11 Store Connection Error: How to Resolve

Result check

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