Click Download and save the file to your computer.Select the Operating System that is installed on the computer.Or, click Browse all products to manually select your Dell computer from the catalog.Or, enter the Service Tag, Express Service Code, or the Serial number of the Dell computer and click Search.Follow the on-screen instructions to install Dell SupportAssist. Click Download and Install SupportAssist to auto-detect your Dell computer.BitLocker protection resumes automatically when the computer is restarted. Learn How to Enable or Disable BitLocker with TPM in Windows. Learn how to check the BIOS version on your computer.īefore you begin, temporarily suspend BitLocker protection in Windows. NOTE: Gradually update the BIOS version, if the BIOS version that is installed on your computer is out of date by more than two versions. Or, press the F12 key several times at the Dell logo screen during startup, and select BIOS Setup or System Setup from the menu. Press the F2 key several times at the Dell logo screen during startup. To access the BIOS or System Setup on Dell computers, follow these steps.

The BIOS or UEFI activates all the basic hardware that is required to boot the operating system when the computer is turned on. It acts as an interface between the computer's hardware and the operating system. BIOS or UEFI is firmware that is embedded on a small memory chip on the computer's system board or motherboard.

Modern Dell computers come with Unified Extensible Firmware Interface ( UEFI). When available, closed caption (subtitles) language settings can be chosen using the Settings or CC icon on this video player.īIOS also called System Setup is an acronym for Basic Input or Output System.

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