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Fix PowerShell 504 Gateway Timeout When Calling REST API - Resolve Task Scheduler 502 Bad Gateway Error-How to Resolve Windows Defender DNS Error

2026-06-13 19:11:02
Fix PowerShell 504 Gateway Timeout When Calling REST API - Resolve Task Scheduler 502 Bad Gateway Error-How to Resolve Windows Defender DNS Error

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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