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Fix Windows Security Cache Full Error: Clear & Reset Steps - Windows Security Update Error 0x800704cf Troubleshoot-Windows Defender 502 Bad Gateway: Configuration and Troubleshooting

Updated 2026-06-13 14:47:53browser-issues

Fix Windows Security Cache Full Error: Clear & Reset Steps - Windows Security Update Error 0x800704cf Troubleshoot-Windows Defender 502 Bad Gateway: Configuration and Troubleshooting

Prepare

Execute

Validate

Document

Operational follow-up

Record the exact option, command, or setting that changed the result.
Keep a rollback note if the workflow affects shared files or team settings.

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