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Fix Windows Defender Update Error 0x80240016 - Windows Activation Error After Hardware Upgrade: Troubleshooting Guide-Resolve 0xc0000142 Command Prompt Startup Error

Updated 2026-06-14 00:42:26developer-tools
Fix Windows Defender Update Error 0x80240016 - Windows Activation Error After Hardware Upgrade: Troubleshooting Guide-Resolve 0xc0000142 Command Prompt Startup Error
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Operational follow-up

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  • Keep a rollback note if the workflow affects shared files or team settings.

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