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Fixing Windows Update Error 0x80070005 and SFC Scan Issues - How to Fix Windows 11 Installation Assistant Hanging at 99%-How to Restore Missing System Tray Icons on Windows

Updated 2026-07-28 14:57:28developer-tools

Fixing Windows Update Error 0x80070005 and SFC Scan Issues - How to Fix Windows 11 Installation Assistant Hanging at 99%-How to Restore Missing System Tray Icons on Windows

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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