BIOS and UEFI Unified Extensive Firmware Interface (UEFI) Unified Extensive Firmware Interface (UEFI) SMBIOS>3.0 (Touchscreen Systems) Update your BIOS Using a FreeDOS Bootable USB Dell Data Wipe UEFI SMBIOS>3.0 (Touchscreen Systems) Dell Data Wipe UEFISMBIOS>2.9 (Non-Touch Systems) Share this:TwitterFacebookLike this:Like Loading...