Dell Latitude 7220 Rugged Extreme Tablet Service Manual - Page 78

About, Updating the BIOS in Windows, Updating BIOS on systems with BitLocker enabled

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Option SupportAssist OS Recovery Description • 2-Default •3 The SupportAssist OS Recovery option will enable or disable the boot flow for SupportAssist OS Recovery tool in the event of certain system errors. • SupportAssist OS Recovery This option is set by default. About License Information: It contains the Copyright information. Updating the BIOS in Windows Prerequisites 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. About this task 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. Steps 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 5. Select your computer model and the Product Support page of your computer appears. 6. Click Get drivers and click Drivers and Downloads. The Drivers and Downloads section opens. 7. Click Find it myself. 8. Click BIOS to view the BIOS versions. 9. Identify the latest BIOS file and click Download. 10. Select your preferred download method in the Please select your download method below window, click Download File. The File Download window appears. 11. Click Save to save the file on your computer. 12. Click Run to install the updated BIOS settings on your computer. Follow the instructions on the screen. Updating BIOS on systems with BitLocker enabled 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 78 System setup

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Option
Description
•
2
—Default
•
3
SupportAssist OS Recovery
The SupportAssist OS Recovery option will enable or disable the
boot flow for SupportAssist OS Recovery tool in the event of
certain system errors.
•
SupportAssist OS Recovery
This option is set by default.
About
License Information: It contains the Copyright information.
Updating the BIOS in Windows
Prerequisites
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.
About this task
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.
Steps
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
5.
Select your computer model and the
Product Support
page of your computer appears.
6.
Click
Get drivers
and click
Drivers and Downloads
.
The Drivers and Downloads section opens.
7.
Click
Find it myself
.
8.
Click
BIOS
to view the BIOS versions.
9.
Identify the latest BIOS file and click
Download
.
10.
Select your preferred download method in the
Please select your download method below
window, click
Download File
.
The
File Download
window appears.
11.
Click
Save
to save the file on your computer.
12.
Click
Run
to install the updated BIOS settings on your computer.
Follow the instructions on the screen.
Updating BIOS on systems with BitLocker enabled
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
78
System setup