Clearing Bios (System Setup) And System Passwords; Updating The Bios In Windows - Dell Vostro 5390 Setup And Specifications Manual

Maintenance
Allow BIOS Downgrade
Table 40. System setup options—System Logs menu
System Logs
Power Event Log
BIOS Event Log
Thermal Event Log
Table 41. System setup options—SupportAssist menu
SupportAssist
Dell Auto operating system Recovery
Threshold
SupportAssist operating system Recovery

Clearing BIOS (System Setup) and System passwords

To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell.
NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows
or your application.

Updating the BIOS in Windows

It is recommended to update your BIOS (System Setup), when you replace the system board or if an update is available. For laptops, ensure
that your computer battery is fully charged and connected to a power outlet.
NOTE: If BitLocker is enabled, it must be suspended prior to updating the system BIOS, and then re-enabled after the BIOS
update is completed.
1 Restart the computer.
2 Go to Dell.com/support.
• Enter the Service Tag or Express Service Code and click Submit.
• Click Detect Product and follow the instructions on screen.
3 If you are unable to detect or find the Service Tag, click Choose from all products.
4 Choose the Products category from the list.
NOTE: Choose the appropriate category to reach the product page
32 System setup
Default: OFF.
Controls flashing of the system firmware to previous revisions.
Default: ON.
Displays Power events.
Default: Keep.
Displays BIOS events.
Default: Keep.
Displays Thermal events.
Default: Keep.
Controls the automatic boot flow for SupportAssist System Resolution Console and
for Dell operating system Recovery tool.
Default: 2.
Enables or disables the boot flow for SupportAssist operating system Recovery tool in
the even of certain system errors.
Default: ON.