Dell OptiPlex 5090 Tower Service Manual - Page 79

Updating the BIOS, Updating the BIOS in Windows, Updating the BIOS in Linux and Ubuntu - service manual

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Table 18. System setup options-System Logs menu System Logs BIOS Event Log Clear BIOS Event Log Display BIOS events. By default, the Keep option is enabled. Updating the BIOS Updating the BIOS in Windows About this task CAUTION: If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the system will ask for this on each reboot. If the recovery key is not known this can result in data loss or an unnecessary operating system re-install. For more information on this subject, see Knowledge Article: https:// www.dell.com/support/article/sln153694 Steps 1. Go to www.dell.com/support. 2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search. NOTE: If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You can also use the product ID or manually browse for your computer model. 3. Click Drivers & Downloads. Expand Find drivers. 4. Select the operating system installed on your computer. 5. In the Category drop-down list, select BIOS. 6. Select the latest version of BIOS, and click Download to download the BIOS file for your computer. 7. After the download is complete, browse the folder where you saved the BIOS update file. 8. Double-click the BIOS update file icon and follow the on-screen instructions. For more information, see knowledge base article 000124211 at www.dell.com/support. Updating the BIOS in Linux and Ubuntu To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge base article 000131486 at www.dell.com/support. Updating the BIOS using the USB drive in Windows About this task CAUTION: If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the system will ask for this on each reboot. If the recovery key is not known this can result in data loss or an unnecessary operating system re-install. For more information on this subject, see Knowledge Article: https:// www.dell.com/support/article/sln153694 Steps 1. Follow the procedure from step 1 to step 6 in Updating the BIOS in Windows to download the latest BIOS setup program file. System setup 79

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Table 18. System setup options—System Logs menu
System Logs
BIOS Event Log
Clear BIOS Event Log
Display BIOS events.
By default, the
Keep
option is enabled.
Updating the BIOS
Updating the BIOS in Windows
About this task
CAUTION:
If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it
will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the
system will ask for this on each reboot. If the recovery key is not known this can result in data loss or an
unnecessary operating system re-install. For more information on this subject, see Knowledge Article:
https://
www.dell.com/support/article/sln153694
Steps
1.
Go to
www.dell.com/support
.
2.
Click
Product support
. In the
Search support
box, enter the Service Tag of your computer, and then click
Search
.
NOTE:
If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You
can also use the product ID or manually browse for your computer model.
3.
Click
Drivers & Downloads
. Expand
Find drivers
.
4.
Select the operating system installed on your computer.
5.
In the
Category
drop-down list, select
BIOS
.
6.
Select the latest version of BIOS, and click
Download
to download the BIOS file for your computer.
7.
After the download is complete, browse the folder where you saved the BIOS update file.
8.
Double-click the BIOS update file icon and follow the on-screen instructions.
For more information, see knowledge base article
000124211
at
www.dell.com/support
.
Updating the BIOS in Linux and Ubuntu
To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge base article
000131486
at
www.dell.com/support
.
Updating the BIOS using the USB drive in Windows
About this task
CAUTION:
If BitLocker is not suspended before updating the BIOS, the next time you reboot the system it
will not recognize the BitLocker key. You will then be prompted to enter the recovery key to progress and the
system will ask for this on each reboot. If the recovery key is not known this can result in data loss or an
unnecessary operating system re-install. For more information on this subject, see Knowledge Article:
https://
www.dell.com/support/article/sln153694
Steps
1.
Follow the procedure from step 1 to step 6 in
Updating the BIOS in Windows
to download the latest BIOS setup program file.
System setup
79