Restore your Computer Using SupportAssist OS Recovery
https://www.dell.com:443/support/kbdoc/en-us/000177401/restore-your-system-using-dell-supportassist-os-recovery
WEBJan 5, 2024 · When your computer is unable to boot to the operating system even after repeated attempts, it automatically starts SupportAssist OS Recovery. This recovery environment enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to factory defaults.
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