Comment below sharing your thoughts and experiences about using the above methods to boot into UEFI directly from Windows 10. Step 2: Disable secure boot in UEFI firmware settings. Open Windows 10 download page. Open the Start menu and search for “Check and format hard disk partitions” and open it. What looks like you are seeing is legacy boot and not EFI. I dual-boot Windows 8.1 and Ubuntu in my Acer Aspire R13. Several Windows 10 users are reporting that they are unable to access the UEFI settings on their Windows 10 computer. The step-by-step instructions are given each part, check the guides carefully. How to access UEFI BIOS from the Run window in Windows 10. Alongside UEFI Fast Boot or UEFI Ultra Fast Boot, hybrid shutdown will make your PC boot even faster. (Optional) Clear the Use the recommended options for this PC option. I dual-boot Windows 8.1 and Ubuntu in my Acer Aspire R13. On the next screen click on the Restart button, and you will be taken to the UEFI screen. You May Also Like This article will guide how to create Windows 10 bootable USB from ISO file with UEFI support using this tool. There are two ways in which you can access the UEFI on Windows 10 Method 1- via Settings. The SoC firmware boot loaders initialize the minimal set of hardware required for the device... UEFI. Here Are the Fixes, Latest Windows 10 Update Problems and How to Fix Them, Windows 10 Start Menu Search Not Working? So, if you've installed Windows 10 on a legacy BIOS system, you cannot then change to UEFI and expect Windows 10 to boot up. © 2020 Uqnic Network Pte Ltd. All rights reserved. To create a bootable media, connect a USB flash drive of at least 8GB of storage, and then use these steps: Under the "Create Windows 10 installation media" section, click the Download tool now button to save the file on your computer. FAT32 comes with a big limitation however. You will find below various methods to Enter BIOS or UEFI Settings in Windows 10. Click on Update & Security. How to access UEFI (BIOS) using Settings Open Settings. I googled and a lot of People shows that if you switch to Bios boot the windows 10 iso will boot. After downloading, install it like... 2. Click on Start (1) button > Power Icon (2) > press and hold the Shift key on the keyboard of your computer and click on Restart (3) option. Method #1 - Create UEFI Bootable USB Drive in Windows 10 Using Windows USB Tool 1. In most cases, users have tried accessing the UEFI menu from the initial starting screen or via the Advanced options menu, but they weren’t able to get there. When I plug-in bootable drive having windows 10 32 bit in UEFI GPT mode, ... Intel's MBM has two firmware releases 32bit/64-bit. Rufus is lightweight and easy to use. Under the "Boot selection" section, click the, Use the "Image option" drop-down menu to select the, Use the "Partition scheme" drop-down menu to select the. Source: Windows Central Click on Troubleshoot. Related: The Differences Between MBR and GPT. Different computer brands have different motherboards, so it is a little different to find the Secure Boot option in their UEFI … We’ve rounded up the top issues to know, including potential workarounds you should consider. Shop all the best Cyber Monday deals NOW. Quick tip: If you'll be installing Windows 10 on multiple computers running 32-bit and 64-bit architectures, then use the "Architecture" drop-down menu and select the Both option. To fix the UEFI bootloader on a Windows 8, Windows 8.1 or Windows 10 system, you can follow these options: Use diskpart to check if the UEFI partition has a drive letter assigned (if not, it must be assigned) Use Automatic Repair if diskpart doesn’t work Select the flash drive from the list. Vamsi is a tech and WordPress geek who enjoys writing how-to guides and messing with his computer and software in general. (If you don't see the storage, click the Refresh drive list option.). Now, go down to select “Secure Boot” and then press Enter. After you complete the steps, Rufus will create a USB flash drive to install Windows 10 on a UEFI computer with the image you've provided. Mobile phone screens are a touch on the small side for capable Project xCloud streaming. Beim Installieren von Windows 10 wird, je nach BIOS Einstellung, UEFI oder BIOS als Bootmodus verwendet. You can also boot into UEFI from Windows by executing a single command. I have ran into this with other platforms when trying to boot Windows 10 IoT Core. Windows 10, Windows 8.1 or Windows 8 PC with boot mode set to UEFI; PCs with optical (CD, DVD or Blu-ray) drive . If you want to try to fix your Windows 8, Windows 10 UEFI boot problems, follow the guidelines below. 1. ubuntu won't load in dual boot with windows 10 in Uefi mode. Any file larger than 4GB is not supported on FAT32. Under the "Advanced startup" section, click the Restart now button. On most Windows computers, you should be able to enter BIOS or UEFI Settings by pressing a designated key (DEL, F1, F2, F10 or ESC), while the computer is booting up. Do I need to enable UEFI to run Windows 10. I have made WINPE 10 boot file as a normal procedure with k2000 Media Manager (like in legacy mode). Here Are Some Fixes. UEFI (Unified Extensible Firmware Interface) is a standard firmware interface for new PCs pre-installed with Windows 8/10, which is designed to replace BIOS (basic input/output system). This guide will show you how to create a compatible USB flash drive to complete the task. Go to “Update and Security -> Recovery,” and click on the “Restart Now” button under the Advanced Start-up section. Hoy te enseñaré a crear una USB de instalación 100% compatible con UEFI GPT y MBR compatible con tu PC. Here's How to Fix it, How to Undervolt Your CPU with Throttlestop in Windows, 100% CPU Usage in Windows 10? Thankfully, there are many options on the market for larger tablets that can take your portable Xbox gaming to the next level. In the Advanced start-up screen go to “Troubleshoot -> Advanced options,” and click on the “UEFI Firmware Settings” option. Your computer will reboot into the boot options menu. If this is true, the stick will work. What Is UEFI. To enable the UEFI boot mode, you need to access the BIOS Setup utility and then operate further. You can unsubscribe at any time and we'll never share your details without your permission. Support runs on Windows XP. What is Legacy Boot Mode. Windows 10 restarts again and takes you to the BIOS. Fix UEFI Boot in Windows 8, 8.1 or 10. We may earn a commission for purchases using our links. Depending on the motherboard manufacturer, you have to press specific keys or a combination of keys on your keyboard to access UEFI mode. Supports USB 3.0 driver for Windows 7 and SATA/RAID/SCSI drivers for Windows XP. It serves as a “middleman” between your computer’s firmware and the operating system. Mixing Legacy and UEFI boot - WIndows 7 and Ubuntu 13.10. If you are ever in this situation, you can boot into UEFI mode directly from Windows. Changing UEFI settings on an out-of-the-box Windows 8 or Windows 10 device. Close the warning message and save all your work. If your motherboard doesn’t support UEFI, you cannot boot into UEFI from Windows. 1. UEFI (Unified Extensible Firmware Interface) is known as a motherboard firmware interface for computers. Instant computer, just add a screen! EasyUEFI 4.5 is available to all software users as a free download for Windows 10 PCs but also without a hitch on Windows 7 and Windows 8. Select a folder location to temporarily store the ISO file. When you have the USB bootable media with support for UEFI systems, you can use it to start the "Windows Setup" wizard to perform an in-place upgrade or clean installation of Windows 10. This is usually accessed by hitting Esc , Enter or any Function key during the boot of your machine. Issues with dual boot (Ubuntu + Windows), UEFI and SSD. In addition, AIO Boot also supports creating Windows 10 bootable USB and a lot of other operating systems that you can use: Is a multiboot tool. 1. Use the "Architecture" drop-down menu and select the 32-bit or 64-bit option (recommended). Adding CD/DVD boot option manually in BIOS. EFI/UEFI boot option management. Select the correct language, architecture, and edition of Windows 10. OS installation through network boot. 1. 3. Once you complete the steps, the tool will download the required files from the Microsoft servers, and it'll create a bootable USB flash drive with support for UEFI and BIOS. Firmware Boot Manager. So many Linux beginners prefer to dual boot Windows 10 and Ubuntu , instead of completely removing Windows. je ne peut pas rentre dans le UEFI que ce sois par Windows 10 ou a l allumage écran vierge jusque Windows démarre. Under the "File system" and "Cluster size" section do not change the default settings. Different computer brands have different motherboards, so it is a little different to find the Secure Boot option in their UEFI BIOS. Since most boards have a 64-bit firmware, the IoT Core had to be 64-bit. Click the Settings button at the bottom of the page. The system will automatically restart and boot into UEFI mode. Select the Create installation media (USB flash drive, DVD, or ISO file) for another PC option. faut il avoir impérativement un clavier filaire. First, download the Windows USB Download Tool from the official Microsoft website. The fact is that if Windows 10 is installed in native UEFI mode on a GPT disk, then the Windows 10 EFI bootloader (Windows Boot Manager) stores the boot manager and BCD configuration on a separate hidden EFI volume (100 MB in size with the FAT32 file system). Because of that most of the users are choosing to reinstall the Windows system instead of fixing it. If you want to change the boot priority, enable or disable secure boot or change any other low-level settings, then you need to boot into UEFI mode. If you are already logged into your User Account, you can enter BIOS or UEFI Settings on your computer by going to Advanced Startup options screen. Select “System Summary” on the left panel. Here are the detailed steps on how to use Rufus to install Windows 10 for beginners. For Windows 10 UEFI boot repair, you can perform an automatic startup repair or using command prompt to complete. Nowadays, most new computers support UEFI firmware as UEFI enjoys more security feature, faster boot times and support larger hard drive.. Windows 10 UEFI Ultra Fast Boot: After I upgraded Windows 8.1 to Windows 10, my boot settings got messed up. Step 2: Disable secure boot in UEFI firmware settings. In BIOS setup window, go to “Boot” tab by arrow key. Rufus also includes a feature that allows you to download the Windows 10 ISO directly from the Microsoft servers, which you can then use with the tool to create a bootable USB flash drive. Here in this tutorial you will learn how to install linux and windows alongside on a UEFI based system with GPT partition table. Yesterday I installed windows 10 from a bootable USB (which contains a folder named efi so I think this bootable USB support both boot modes). Plug the USB drive into an empty USB port on … Quick note: Steps No. Otherwise, select the "English International" option. To investigate the issue, I need to access UEFI firmware settings in Windows 10.. The step-by-step instructions are given each part, check the guides carefully. If you are also experiencing the UEFI bootable issue or failed to boot your Windows 10 computer, then don’t worry as you are not the only one.There are a number of Windows 10 users who are going through the same issue. Quick tip: You can determine the architecture of your computer on Settings > System > About, under the Device specifications section. Boot and UEFI. Common keys used: Esc, Delete, F1, F2, F10, F11, or F12. If you don’t have this partition, then your system is using Legacy BIOS. Windows 10 utilizes the Unified Extensible Firmware Interface (UEFI) to support the handoff of system control from the SoC firmware boot loader to the OS. The problem is, UEFI is not backward compatible with legacy BIOS. I am trying to make Windows 10 scripted installation with UEFI boot. The UEFI environment is a minimal boot OS upon which devices are booted and the Windows 10 OS runs. Use the "Target system" drop-down menu to select the UEFI (non CSM) option. สอนวิธีการลง Windows 7 , Windows 8.1 และ Windows 10 โดยวิธีลง Windows แบบ UEFI และสอนการทำไฟล์ Boot Windows USB Now, choose “Disabled” and then hit Enter to disable UEFI secure boot on your computer. For computers that you buy with Windows 8 or Windows 10 pre-installed, it may be tricky to access the UEFI … Click on Recovery. Once you’ve confirmed your motherboard’s support for UEFI, proceed to the next steps of booting into UEFI directly from Windows 10. Under the "Create Windows 10 installation media" section, click the Download tool now button to save the file on your computer. The chip could be used for servers, but another version may be designed for Surface PCs too. UEFI is better than Legacy in many aspects and is promoted by major software and hardware vendors. Though the splash screen displays the keys you need to press, it can be pretty confusing for beginners. Setting the boot mode to UEFI. First, download the latest version of Rufus here and then run the software to get started. Diskpart is a command-line disk partitioning utility. New Windows 10 computers use UEFI firmware instead of the traditional BIOS. Supports Windows ISO files larger than 4GB on FAT32 drive. Fix UEFI Boot in Windows 8, 8.1 or 10. Under the "Settings" section, use the "Check for updates" drop-down menu and select the Daily option. Use the "Language" drop-down menu and select your installation language. Hello Krishna, Affiliate Disclosure: Make Tech Easier may earn commission on products purchased through our links, which supports the work we do for our readers. Here's How to Fix it, Settings App Not Working in Windows 10? Note Some information in this section may apply only to Windows 10 Mobile and certain processor architectures.. A device running Windows 10 has several requirements for booting into the OS. Maybe we have to add a entry in configuration file In order to be able to boot a Windows 10 install USB stick on a UEFI with Secure Boot environment, the stick must be using the GPT partition scheme AND must be formatted using FAT32. Si vous rencontrez des problèmes avec le chargeur de démarrage UEFI et que vous ne parvenez pas à démarrer votre système Windows 10/8/7, suivez-les pour réparer le boot UEFI . No spam, we promise. To boot into UEFI from the Settings panel, we are going to use the Advanced Start-up options. UEFI-based computer can only boot … As you probably noticed when using a MBR-partitioned Windows installation USB drive on a new Windows 10 PC, UEFI will not recognize it as a boot media. To create a bootable media using an existing Windows 10 ISO file, connect a flash drive of at least 8GB of space, and use these steps: Under the "Download" section, click the latest release and save the file on your device. You can use Rufus with an existing ISO file, or you can use the tool to download the Windows 10 files from the Microsoft servers, which you can the use to create the bootable flash drive. 2. Alternatively, you can also find it using the Disk Management tool. How to create Windows 10 UEFI boot media using Media Creation Tool, How to create Windows 10 UEFI boot media using Rufus tool, 1. On devices using UEFI, the quickest way to create a bootable USB media to perform a clean install or in-place upgrade of Windows 10 is to use the Media Creation Tool, which Microsoft makes available for download through its support website. I searched for the solution that let me boot uefi with windows 10 in vmware workstation 15.5. If you are one of these users, then this article is for you. 3. 2. To boot to UEFI or BIOS: Open the firmware menus. When you have to install a clean copy of Windows 10, you'd typically use a USB media to boot the device into the "Windows Setup" wizard to continue with the installation. You would successfully enter UEFI BIOS in Windows 10/8.1/8 computer. Under the "Show Advanced drive properties" section do not change the default settings. It breaks disk size limitation of 2TB and supports up to 18EB. Under the "Boot selection" section, click the arrow button next to the "Select" option and choose the Download option. When I plug-in bootable drive having windows 10 32 bit in UEFI GPT mode, ... Intel's MBM has two firmware releases 32bit/64-bit. Here’s how: Press F10 and ESC (or Delete) keys when booting your computer to open the BIOS Setup utility. 2. Use the "Version" drop-down menu to select the, Use the "Edition" drop-down menu and select the. 9. AIO Boot; Create Windows 10 bootable USB; AIO Boot. 3. This essentially helps you make changes …one time changes to the boot options. Go to “Update and Security -> Recovery,” and click on the “Restart Now” button under the Advanced Start-up section. 4 through 8 will enable the feature to download the ISO file. Cannot access Ubuntu 18.04 in dual boot, because system boots straight to Windows 10… Press Win + R, type msinfo32 and press Enter. For Windows 10 UEFI boot repair, you can perform an automatic startup repair or using command prompt to complete. Cet article fournit une méthode efficace et un guide de détail pour vous de réparer un boot UEFI dans Windows 10/8/7. 2. To access this menu, open the Settings charm — either swipe in from the right and tap Settings or press Windows Key + I. Click the Power option under the Settings charm, press and hold the Shift key, and click Restart. Could you please help me here as I use to run the virtual machines through legacy boot mode only now with sudden windows update I am not able to use virtual box. Once you complete the steps, the tool will run the script to download the Windows 10 ISO file from Microsoft. AIO Boot supports creating multiple versions of Windows in one USB. If the Media Creation Tool isn't working or prefer to use a third-party tool, Rufus allows you to create an installation media with support for UEFI. This eliminates the need to press relevant keys as fast as possible at boot time. The step-by-step instructions are given each part, check the guides carefully. I have ran into this with other platforms when trying to boot Windows 10 IoT Core. Next select Troubleshoot Advanced options UEFI Firmware Settings. In the command prompt, execute the below command: 3. 04/20/2017; 5 minutes to read; b; m; In this article. After I upgraded Windows 8.1 to Windows 10, my boot settings got messed up. UEFI is a new boot mode and it is usually used on the 64bit systems later than Windows 7; Legacy is a traditional boot mode, which supports 32bit and 64bit systems. Se hai dei problemi con UEFI bootloader e non riesci a avviare il sistema di Windows 10/8/7, segui il testo per trovare una soluzione e risolvere questo problema con facilità ora. Time for more discounts! 1. To investigate the issue, I need to access UEFI firmware settings in Windows 10.. There are several ways to check if you are using UEFI or BIOS. 11. In the Advanced start-up screen go to “Troubleshoot -> Advanced options,” and click on the “UEFI Firmware Settings” option. I would like to receive news and offers from other Future brands. Every things works with normal Legacy mode in our environment and k2000. Relax, we’ve got you covered. Unlike BIOS where you could just enter using F10 or F12 key at the bootup, accessing UEFI settings is not that straight forward. What looks like you are seeing is legacy boot and not EFI. Sign up now to get the latest news, deals & more from Windows Central! ExpressVPN: The best VPN available right now, Windows 10 on Windows Central – All you need to know, Here are all the Cyberpunk 2077 bugs and launch issues (so far), Tablets are better for Project xCloud game streaming, these are our faves, Report: Microsoft may make its own ARM processors to compete with Apple, These are the best PC sticks for when you're on the move. The most common solution which you should try to fix UEFI Boot in Windows 10 is using diskpart. To fix the UEFI bootloader on a Windows 8, Windows 8.1 or Windows 10 system, you can follow these options: Use diskpart to check if the UEFI partition has a drive letter assigned (if not, it must be assigned) Use Automatic Repair if diskpart doesn’t work. You would successfully enter UEFI BIOS in Windows 10/8.1/8 computer. As you're going to install Ubuntu, so first you need to get the ISO file, get it from the official ubuntu website, link here. This is our top pick for anyone looking to get started with a VPN. Fast boot options and limitations on system use if enabled: Windows 10 UEFI Fast Boot: Booting from a USB flash drive will not be possible. Questo articolo fornisce il metodo efficace per voi per riparare computer UEFI boot per Windows 10/8/7. Once UEFI is enforced as the default boot mode, use this article to clean install Windows 10. It offers a great mix of speed, reliability, outstanding customer service, and affordability. UEFI and Legacy support. And uploaded it to k2000. ; Go to the Boot tab and select the UEFI/BIOS Boot Mode by using the arrow keys, and press Enter. This essentially helps you make changes …one time changes to the boot options. EasyUEFI owns comprehensive EFI/UEFI boot option management functions, such as create, delete, edit, clean up, backup and restore EFI/UEFI boot options, specifies an one-time boot entry for the next restart, or change EFI/UEFI boot order, all these operations done under Windows without entering BIOS setup. 1. Quick note: If you're in the United States, you should select the "English" option. Search for “Settings” in the Start menu and open it. This is usually accessed by hitting Esc , Enter or any Function key during the boot of your machine. With newer Windows 8 PCs that are designed with UEFI support, the BIOS or firmware often has an option that specifies if the computer can boot into regular operating systems and recovery tools, or if it can boot exclusively into newer UEFI operating systems and environments. Since most boards have a 64-bit firmware, the IoT Core had to be 64-bit. I would like to receive mail from Future partners. You can also reach UEFI BIOS on your Windows 10 PC, laptop, or tablet from the Run window. Per installare Windows 10 è fondamentale che il supporto di avvio sia compatibile con UEFI altrimenti il boot non sarà possibile e l'installazione non verrà eseguita. I use virtual box in windows 10 but suddenly virtual box displaying message as VT-x is disabled when I tried to enable it through uefi firmware settings I found that uefi firmware sertiset are missing and I am not able to boot into uefi mode. Boot the PC, and press the manufacturer’s key to open the menus. There are several ways to access it, but we prefer the Windows + R shortcut. Thankfully, there are some solutions that will help you to fix these UEFI boot issues on your computer. In order to make sure Windows 10 successfully install and boot to UEFI mode, we need to make sure the following conditions are True: The Disk is GPT style (use diskpart command to confirm) UEFI USB bootable ISO file (use Rufus to create) Boot mode set to UEFI (set this in BIOS) Check if the disk is GPT 12. There are two ways in which you can access the UEFI on Windows 10 Method 1- via Settings. Enter BIOS or UEFI Settings in Windows 10. 2. Windows 10 and BIOS doesn’t support more than 2 TB of storage space. 10. Also supports hard drive, external hard drive and SDcard. If you don’t know or are unsure whether your motherboard supports UEFI or not, you can easily verify that directly from Windows. For more helpful articles, coverage, and answers to common questions about Windows 10, visit the following resources: Cyberpunk 2077, while well-received, comes with its fair share of bugs and glitches at launch. If needed, you should boot from the USB while in Windows. With newer Windows 8 PCs that are designed with UEFI support, the BIOS or firmware often has an option that specifies if the computer can boot into regular operating systems and recovery tools, or if it can boot exclusively into newer UEFI operating systems and environments. 2. If you are planning to install Windows 10 via a bootable USB drive, there is one thing you should know about UEFI. In This video i'll show you how to install windows 10 via UEFI bootable device and also converting your Hard Drive from MBR format to GPT format. Are you about to install Windows 10 on a UEFI-based device? A new breaking report from Bloomberg claims Microsoft is developing its own ARM-based processor. That being said, most modern motherboards come equipped with a UEFI chip and supports both UEFI and legacy BIOS. In those cases, you need to first convert Windows 10 from BIOS to UEFI and then switch to UEFI on the motherboard. UEFI supports GPT disk, which owns the following features: It supports up to 128 primary partitions. By accessing the System Information application you can find whether you are using BIOS or UEFI. Note: Alternatively refer to the Dell knowledge-base article Access UEFI (BIOS) System Setup from Windows 10 or 8.1 or 8 for another way to access the BIOS from within Windows. The step-by-step instructions are given each part, check the guides carefully. However, some users reported that they came across UEFI firmware settings missing Windows 10 issue. Learn more. The UEFI Firmware settings are missing in the Advanced Options screen. However, you can only do this if your motherboard supports or has a UEFI chip on it. You can also use third-party tools, such as Rufus, which makes it easy to create a USB to install Windows with support for UEFI. After downloading the Ububtu ISO, you need to create a bootable USB to install from it. Kommentare:10 >> Ändern der Partition von MBR auf GPT. Now, press “F10” from your keyboard to save the settings on your computer. Windows 8, 8.1 and Windows 10 boot problems might be quite annoying since the troubleshooting process is usually complex. If you already have the down-arrow button next to the "Select" option, you don't need to use these four steps. ; Select the UEFI Boot Mode by pressing the up and down arrow keys and press Enter. Double-click the MediaCreationToolxxxx.exe file to relaunch the tool. BIOS/UEFI starten über Windows 10 - so klappt's BIOS-Problem gelöst 3.2.2020 von Manuel Masiero Many manufacturers only include the … You can use the Microsoft Media Creation Tool to download the files onto a removable storage with support for both firmware types (UEFI and legacy BIOS). Therefore, if you are having UEFI boot issues on Windows 10, then you can take advantage of DiskPart utility. Windows 10 BIOS (Legacy) auf UEFI Boot ändern. However, if you have a computer that features a Unified Extensible Firmware Interface (UEFI), instead of the legacy Basic Input/Output System (BIOS), it's important to use the appropriate media for the motherboard firmware type. Unlike BIOS where you could just enter using F10 or F12 key at the bootup, accessing UEFI settings is not that straight forward. 0. If the UEFI firmware settings are missing from the Advanced Options, then this post will show you how to enable & access UEFI firmware settings in Windows 10. Yesterday I installed windows 10 from a bootable USB (which contains a folder named efi so I think this bootable USB support both boot modes). How to Access the WindowsApps Folder in Windows 10, How to Check the CPU Temperature in Windows 10, What You Should Do If Windows 10 Fails to Start, Windows Store Not Working? Or, if you want to start from scratch, access your BIOS settings and make sure that the Boot Mode is set to UEFI and save the changes before you exit. Windows displays all the system information in a single app called System Information. Under the "Device" section, select the USB flash drive. After the device's firmware initializes all the hardware, the device needs to ensure that there is enough power to boot. The Unified Extensible Firmware Interface (UEFI) is a specification that defines a software interface between an operating system and platform firmware.UEFI replaces the legacy Basic Input/Output System firmware interface originally present in all IBM PC-compatible personal computers, with most UEFI firmware implementations providing support for legacy BIOS services. 1. There is a 30-day money-back guarantee, so give it a shot today. What is Legacy Boot Mode. Create Windows 10 bootable USB. The device is powered on and runs the SoC-specific firmware boot loaders, which initialize... SoC firmware boot loaders. Search for “Settings” in the Start menu and open it. The Unified Extensible Firmware Interface (UEFI) is a specification that defines a software interface between an operating system and platform firmware.UEFI replaces the legacy Basic Input/Output System firmware interface originally present in all IBM PC-compatible personal computers, with most UEFI firmware implementations providing support for legacy BIOS services. That’s the general idea of the ultra-portable PC Compute Sticks, but it can be hard to know which one you want. Booting into UEFI from Windows is not hard. Ubuntu UEFI Dual-Boot without boot repair. On the right panel you can see whether you are using BIOS or UEFI next to “BIOS Mode.” If you see UEFI, then your system is using UEFI bios. Firmware Boot Manager. To create an installation media downloading the ISO file, connect a USB flash drive of at least 8GB of space, and then use these steps: Under the "Download" section, click the latest release of the tool to save the file onto your computer.