You should periodically update your Dell Drivers and BIOS using Dell's System Detect. Because this tool is automatically detecting information about the drivers installed on your computer, it may take a few minutes between steps.
How to Run Dell Drivers and BIOS Updates:
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Visit https://www.dell.com/support/home/us/en/04?app=drivers in your web browser. Please note, some updates may require or recommend a restart of the machine. Please save any open work before proceeding.
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In the Enter a Dell Service Tag, Dell EMC Product ID or Model section and then click Detect PC
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After a few minutes, you should be directed to a SupportAssist page. Click the "I have read and agree to the SupportAssist Terms and Conditions" and click Continue
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The SupportAssistLauncher installer will download. Click it to install
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If you cannot find the installer, check your Downloads folder
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If prompted, enter your .\admin username and password
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After installation, the SupportAssist Program will run and take you to a web page with information specific to your computer
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Click the Drivers & downloads heading on the left side.
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Click the blue Detect Drivers button
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After a few minutes, you will be given a list of updates to install