UEFI Replaces BIOS, What Is the Difference?
UEFI refers to the so-called Unified Extensible Firmware Interface (UEFI), is responsible for defining a software interface between an operating system and platform firmware, which wide acceptable by Windows 8. BY definition, the UEFI plays an essential role of basic input/output system firm interface, similar to the BIOS but the difference is more powerful. UEFI images not only provide legacy support for BIOS services but can be regarded as a mini operating system that can immediately read the FAT partition files and run applications.
While most people may be familiar with a PC’s BIOS and know what it does. The BIOS is low-level software, so important integrally that resides on a chip that’s built into the motherboard, which work focuses on waking up the various components and making sure system is functioning normally. During the booting process, the BIOS may use a Master Boot Record to specify the computer’s partition table.
Taking the UEFI into consideration, which is originally developed by Intel aimed at functioning in 32-bit and 64-bit modes, allowing much more RAM to be addressed by more complex processes and providing drivers for independent components. Now How UEFI replaces the BIOS on your computer. And how to enable UEFI or disable UEFI, read on, please.
How to Enable or Disable Secure Boot from UEFI on Windows 8
1. The first step is to access boot menu on Windows 8. Press the Windows key+ (capital “i”) and click the Change PC Settings.
2. You then need click the General option from the left and then choose the Restart now option under the Advanced Setup.
3. You then can see the boot options menu revealing out. You then can see the Troubleshoot Interface.
4. To access the UEFI Firmware Settings, you need click on the Troubleshoot tile and then select Advanced Options from the next pop-up page. Select the UEFI Firmware Settings.
5. Click the Restart option and your Windows operating system then boots into the UEFI firmware settings screen.
6. Disable secure boot, which is utilized to prevent from PC malware or another installed operating system. If you want to disable the Secure Boot from the UEFI settings in order for booting older version of Windows operating system, you can disable secure boot. From the UEFI firmware settings, you need locate at system configuration tab, and then press up-down key to highlight boot options. Find Security tab under the boot options and then change it to disable. Finally, exit the EUFI firmware and save changes.
Tips: You can disable secure boot from the UEFI settings screen on Windows 8, as doing so can you boot any operating system you like. And if want to disable device driver, you also can do it by this way. To boot your computer from removable media like USB drive, CD/DVD drive, SD card, network boot, and more, go to the Boot Device option and choose the device you want to boot from. If you need more information about booting drivers from the UEFI, disable secure boot, or disable device driver in Windows 8, you can refer to PCDRIVERUPDATEFIX.COM.