Deleting or changing an existing system setup password.......................................................................................... 95
Clearing CMOS settings...............................................................................................................................................95
Clearing BIOS (System Setup) and System passwords............................................................................................... 95
Updating the BIOS............................................................................................................................................................ 96
Updating the BIOS in Windows.................................................................................................................................. 96
Updating the BIOS using the USB drive in Windows.................................................................................................96
Chapter 5: Troubleshooting...................................................................................................................97
Handling swollen Lithium-ion batteries............................................................................................................................ 97
Locate the Service Tag or Express Service Code of your Dell computer ...................................................................97
System-diagnostic lights.................................................................................................................................................... 97
SupportAssist diagnostics.................................................................................................................................................. 98
Recovering the operating system......................................................................................................................................99
Wi-Fi power cycle..............................................................................................................................................................99
Drain residual flea power (perform hard reset)................................................................................................................99
Chapter 6: Getting help and contacting Alienware............................................................................101
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