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Windows 10 Taskbar Icons Not Responding: Practical Fixes - How to Resolve NET::ERR_CERT_AUTHORITY_INVALID on Windows 10-Fix 'Windows Cannot Access Shared Folder' in Workgroup

2026-07-28 07:11:18
Windows 10 Taskbar Icons Not Responding: Practical Fixes - How to Resolve NET::ERR_CERT_AUTHORITY_INVALID on Windows 10-Fix 'Windows Cannot Access Shared Folder' in Workgroup

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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