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Fix Windows Defender Update Fails with Connection Timeout Error - Windows Defender Service Not Starting: Fixes and Checks-Fix Windows Search Indexing Service Not Starting Automatically

2026-06-13 18:01:45
Fix Windows Defender Update Fails with Connection Timeout Error - Windows Defender Service Not Starting: Fixes and Checks-Fix Windows Search Indexing Service Not Starting Automatically

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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