You may see a watermark warning on the lower right corner of the screen stating that SecureBoot is not enabled in Windows.
- A update from Microsoft is available that will remove this watermark notification, for more information refer to Microsoft Knowledge base article Update removes the "Windows 8.1 SecureBoot isn't configured correctly" watermark in Windows 8.1 and Windows Server 2012 R2.
- You can also download and install SupportAssist for PCs and tablets, for more information refer to the SupportAssist for PCs and tablets site to receive any future updates and notifications directly from Dell.
- To manually enable Windows SecureBoot, perform the following steps:
- Press the Power button to turn the tablet on, immediately after that press the Volume Down key to enter the BIOS setup screen.
Note: When the tablet boots into Windows, turn the tablet off and try again. There is a very short window of opportunity to press the buttons in order to enter the BIOS.
- Touch the <+> to the left of Secure Boot.
- Touch Secure Boot Enable.
- Touch Enable.
- Touch Apply, and then touch Exit, touch Yes to save and exit the BIOS.