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Note: If you don't see your device listed, switch to the Windows 10 tab at the beginning of this article. Select the menu option that you want to learn more about.
Important: Under normal circumstances, there’s no need for you to change UEFI settings. If you change these settings, you risk the security and functionality of your Surface. How to get to the UEFI settings on a Surface
Note: This video is available in English only. You can adjust the UEFI settings only during system startup. To load the UEFI firmware settings menu:
You can also load the UEFI firmware settings menu through Windows. To do this:
UEFI menu optionsThe UEFI settings you can modify depend on which Surface you have. PC information
In the PC information section, you can see important information about your Surface, such as the universally unique identifier (UUID), serial number, and firmware version. You can use this information for troubleshooting or for working with warranty support. Security
In the Security section, you can set or change your UEFI password, turn Secure Boot on or off, and change your Simultaneous Multithreading (SMT) settings. Typically, only enterprises will need to change security settings—the default, out-of-the-box settings will be perfect for most users. Note: UEFI passwords are used primarily by enterprises and IT professionals to limit the types of changes that employees can make to their devices. If you're part of an enterprise, contact your IT administrator if you have any questions or issues with your UEFI password. If you aren't part of an enterprise and choose to create a UEFI password, make sure to document your password in a safe place. You can't reset your UEFI password, and Microsoft can't retrieve it. Devices
In the Devices section, you can turn on or off various connected devices and hardware on your Surface, such as the infrared (IR) camera, Bluetooth®, and on-board audio. Notes:
Boot configuration
In the Boot configuration section, you can change how your Surface boots into Windows. If your Surface is part of an enterprise, these settings may be locked or configured to your enterprise specifications. Contact your IT administrator for more information. If you aren't part of an enterprise, the default, out-of-the-box settings should be perfect for you. Note: If you accidentally delete Windows Boot Manager from your Master Boot Record, simply restart your Surface and Windows Boot Manager will reinstall automatically. If you delete Windows Boot Manager and your Surface is part of an enterprise, contact your IT administrator for support. Date and time
In the Date and Time section, you can manually enter a new date and time. About
Displays regulatory information. For more info, see Product safety warnings and instructions. Exit
Select Exit > Restart now to save your changes and restart your Surface. Related topics
Surface Unified Extensible Firmware Interface (UEFI) replaces the standard basic input/output system (BIOS) with new features including faster startup and improved security. You can use Surface UEFI to manage the firmware features on your Surface. These Surface models use the new firmware UEFI interface:
Select the menu option that you want to learn more about.
For Surface Pro, Surface Pro 2, Surface Pro 3, and Surface 3, we continue to support standard BIOS. Important: Under normal circumstances, there’s no need for you to change UEFI settings. If you change these settings, you risk the security and functionality of your Surface. How to get to the UEFI settings on a Surface
Note: This video is available in English only. You can adjust the UEFI settings only during system startup. To load the UEFI firmware settings menu:
You can also load the UEFI firmware settings menu through Windows. To do this:
UEFI menu optionsThe UEFI settings you can modify depend on which Surface you have. The menu options in this section apply to these Surface models:
PC information
In the PC information section, you can see important information about your Surface, such as the universally unique identifier (UUID), serial number, and firmware version. You can use this information for troubleshooting or for working with warranty support. Security
In the Security section, you can set or change your UEFI password, turn Secure Boot on or off, and change your Simultaneous Multithreading (SMT) settings. Typically, only enterprises will need to change security settings—the default, out-of-the-box settings will be perfect for most users. Note: UEFI passwords are used primarily by enterprises and IT professionals to limit the types of changes that employees can make to their devices. If you're part of an enterprise, contact your IT administrator if you have any questions or issues with your UEFI password. If you aren't part of an enterprise and choose to create a UEFI password, make sure to document your password in a safe place. You can't reset your UEFI password, and Microsoft can't retrieve it. Devices
In the Devices section, you can turn on or off various connected devices and hardware on your Surface, such as the infrared (IR) camera, Bluetooth®, and on-board audio. Notes:
Boot configuration
In the Boot configuration section, you can change how your Surface boots into Windows. If your Surface is part of an enterprise, these settings may be locked or configured to your enterprise specifications. Contact your IT administrator for more information. If you aren't part of an enterprise, the default, out-of-the-box settings should be perfect for you. Note: If you accidentally delete Windows Boot Manager from your Master Boot Record, simply restart your Surface and Windows Boot Manager will reinstall automatically. If you delete Windows Boot Manager and your Surface is part of an enterprise, contact your IT administrator for support. Date and time
In the Date and Time section, you can manually enter a new date and time. About
Displays regulatory information. For more info, see Product safety warnings and instructions. Exit
Select Exit > Restart now to save your changes and restart your Surface. Standard BIOS continues to support these Surface devicesUEFI replaces the standard BIOS only in the Surface models listed in this article. The following models do not feature UEFI and still use the earlier BIOS. Trusted Platform Module (TPM) Secure Boot Control Delete All Secure Boot keys Note: When Secure Boot keys are deleted, Windows displays a red screen during startup. Install Default Secure Boot Keys Note: If you enter the administrator password incorrectly three times, you’ll be locked out of the UEFI. Restart your Surface to enter the password again. Trusted Platform Module (TPM) Secure Boot Control
Configure Alternate System Boot Order
Advanced Device Security The current setting appears in bold. Select Advanced Device Security and select the option you want. Selecting Side USB disables the ability to boot from a USB device. The USB port remains enabled in Windows. Disabling Wi-Fi also disables the Bluetooth®.
Device Information Administrator Password Exit Setup
Trusted Platform Module (TPM) Secure Boot Control Configure Alternate System Boot Order
This option lets you create a password to prevent others from changing the UEFI settings. Organizations that need to protect sensitive information typically use an administrator password. Exit Setup
Related topics
What configuration can you find for PCIe slot?PCIe slots come in different physical configurations: x1, x4, x8, x16, x32. The number after the x tells you how many lanes (how data travels to and from the PCIe card) that PCIe slot has.
What might cause you to flash BIOS UEFI?Some of the reasons for updating the BIOS include: Hardware updates—Newer BIOS updates will enable the motherboard to correctly identify new hardware such as processors, RAM, and so on. If you upgraded your processor and the BIOS doesn't recognize it, a BIOS flash might be the answer.
Which of the following represent a method for accessing the BIOS setup program?In order to access BIOS on a Windows PC, you must press your BIOS key set by your manufacturer which could be F10, F2, F12, F1, or DEL. If your PC goes through its power on self-test startup too quickly, you can also enter BIOS through Windows 10's advanced start menu recovery settings.
What should you do if you want to be able to locate your laptop in the event of loss or theft?You must first register the device with the laptop's manufacturer (like Apple or Microsoft) if they offer a tracking feature. There may also be third-party laptop tracking services you can sign up for. Once the computer is registered, you can log into the service from any device.
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