uefi bootable iso download What Is the Windows Boot Manager (BOOTMGR)? Windows Boot Manager loads from the volume boot code, which is part of the . It helps your , Windows 8, Windows 7, or . Boot Manager—often referenced by its executable name, BOOTMGR —eventually executes winload.exe, the system loader used to continue the Windows boot process. Instructions in this article apply to Windows 10, Windows 8, Windows 7, and Windows Vista. Where Is Windows Boot Manager Located? Configuration data required for Boot Manager rests in the Boot Configuration Data store, a registry-like database that replaced the boot. used in older versions of Windows like Windows XP. The BOOTMGR file itself is both read-only and hidden. It is located in the root directory of the partition marked as Active in Disk Management. On most Windows , this partition is labeled as System Reserved and doesn't obtain a drive letter. If you don't have a System Reserved partition, BOOTMGR is probably located on your primary drive, which is usually C: . Can You Disable Windows Boot Manager? You cannot remove the Windows Boot Manager. However, you can reduce the that it waits for you to answer which operating system you want to start by choosing the default operating system and then lowering the time, basically skipping the Windows Boot Manager altogether. Use the System Configuration ( .exe ) tool to modify the default behavior. Be careful when using the System Configuration tool — you might make unnecessary changes that can just cause confusion in the future. Open Administrative Tools, which is accessible through the System and Security link in . If you don't see the System and Security link on the first page of Control Panel, select Administrative Tools instead. Open System Configuration . Another option for opening System Configuration is to use its command line command. Open the Run dialog box ( WIN+R ) or Command Prompt and then enter the msconfig.exe command. Select the Boot tab on the System Configuration window that opens. Choose the operating system you want to always boot to. Remember that you can always change this again later if you decide to boot to a different one. Adjust the Timeout time to the lowest possible time, in seconds, which is probably 3 . Choose OK or Apply to save the changes. A System Configuration screen might pop up after saving these changes, to inform you that you might need to restart your . It's safe to choose without restart —you'll see the effect of making this change the next time you restart. Boot manager should appear to be disabled. Additional Information About Boot Manager. A common startup error in Windows is the BOOTMGR Is Missing error. BOOTMGR, together with winload.exe , replaces the functions performed by NTLDR in older versions of Windows, like Windows XP. Also new is the Windows resume loader, winresume.exe . When least one Windows operating system is installed and selected in a multi-boot scenario, the Windows Boot Manager is loaded and reads and applies the specific parameters that apply to the operating system installed to that particular partition. If the Legacy option is chosen, the Windows Boot Manager starts NTLDR and continues through the process like it would when any version of Windows that uses NTLDR, like Windows XP. If there's more than one installation of Windows that's pre-Vista, another boot menu is given (one that's generated from the contents of the boot.ini file) so that you can select one of those operating systems. The Boot Configuration Data store is more secure than the boot options found in previous versions of Windows because it lets users in the Administrators group lock down the BCD store and give out certain rights to other users to determine which ones can manage boot options. EasyUEFI. EasyUEFI is a free and lightweight utility which helps you manage and manipulate boot options of EFI and UEFI systems. With this application, users can easily configure the boot order without having to modify any options in the system BIOS menu. The program interface is clean and provides the ability to quickly view boot information in Windows. Without any extra setup, EasyUEFI can change the order of devices to boot. The interface provides a list of boot order of all entries it finds and can items in order of boot priority; it also provides buttons to delete, create and edit entries. Overall, EasyUEFI can be quite useful and provides an uncomplicated way to modify UEFI boot options. Understanding the Startup Process. To diagnose and correct a startup problem, you need to understand what occurs during startup. Figure below provides a high-level overview of the different paths startup can take. Power-on self test (POST) phase. Initial startup phase. Windows Boot Manager phase. Windows Boot Loader phase. Kernel loading phase. Logon phase. This sequence will vary if the computer is resuming from hibernation or if a non-Windows 7 option is selected during the Windows Boot Manager phase. The following sections describe the phases of a normal startup process in more detail. Fix UEFI Boot: Fix for Windows 7, 8, 8.1, 10. This how-to article is applicable for PCs with UEFI/EFI that have either Windows 7, Windows 8, Windows 8.1 or Windows 10 installed. UEFI (EFI) is the updated version of BIOS, which is commonly found on older models of computers. Major PC manufacturers – Dell, HP, Acer, Asus and so on – no longer ship PCs with BIOS, but with UEFI/EFI instead. Most computers with UEFI/EFI can provide legacy support for BIOS. In this kind of example, if you enable legacy support, you could install Windows 7, Windows Vista or Windows XP on a computer that has UEFI/EFI and not BIOS. ThinkPad UEFI-Legacy Boot Priority. PCs with Windows 8 and Windows 8.1 usually have UEFI/EFI installed and not BIOS, but PCs with Windows 7 will use the UEFI/EFI set with Legacy mode active. Fix UEFI Boot with Easy Recovery Essentials. Easy Recovery Essentials is our EFI and UEFI repair /DVD/USB for Windows that can be used to fix your computer. Easy Recovery Essentials can correct errors in the UEFI/EFI firmware configuration. Easy Recovery Essentials can fix many errors such as this automatically using its built-in Automated Repair option. EasyRE is currently available for Windows XP, Vista, 7 and 8 and can be downloaded and created on any PC. . Make sure to note your Windows version (XP, Vista, 7 or 8) before you download EasyRE. This guide can you identify what version of Windows you have installed. Burn the image. Follow these instructions on how to burn the bootable ISO image very carefully, as making a bootable CD can be tricky! Alternatively, these instructions explain how to create a bootable EasyRE recovery USB stick/drive. Boot up your PC from the Easy Recovery Essentials CD or USB you created. Once EasyRE is running, choose the “Automated Repair” option and click Continue . Choose “Automated Repair” in Easy Recovery Essentials. Choose the drive associated with the Windows installation you’re trying to repair. Easy Recovery Essentials searches for errors and makes corrections to the selected Windows installation. Windows, booting up successfully. You can download Easy Recovery Essentials from here. Fix UEFI Boot in Windows 7. The step-by-step instructions for fixing the UEFI/EFI boot on a Windows 7 system are very similar to those of Windows 8/8.1: Use bootrec Use . Windows 7 can’t be installed if your computer’s UEFI/EFI mode is set as active and not in Legacy mode. Legacy mode allows your computer to boot Windows 7. If your computer model is new and has UEFI/EFI installed, but you have Windows 7 installed, it’s most likely that you’re running UEFI/EFI as Legacy. Follow the instructions from prerequisites below before you start. Prerequisites. Before you start using the bootrec or the diskpart command to fix the of your Windows 7 system, first you must determine that UEFI/EFI loads with the Legacy mode active. Follow these steps: Restart your computer Press the necessary key to open UEFI/EFI. The key depends on your PC manufacturer and PC model.Most common keys are: F2 , F8 , F12 , . Esc is also an option. Once inside the UEFI/EFI setup menu, search for Secure Boot .This is usually found at any of the following tabs: Boot, Authentication or Security. Make sure Secure Boot is either Disabled or Off Save these and exit the UEFI/EFI setup menu. Secure Boot [Enabled] on a Dell computer. Secure Boot [Enabled] on a HP computer. Fix #1: Use bootrec. To use the bootrec utility and fix the boot error of your Windows 7 system, follow these steps: If you don’t have the Windows 7 installation CD/DVD to run Command Prompt, go to Fix UEFI Boot with Easy Recovery Essentials. Insert the original Windows 7 installation CD/DVD and boot from it Select a language, keyboard and click Next Select the operating list (Windows 7) from the list and click Next At the System Recovery Options screen, click Command Prompt. Windows 7 System Recovery Options Screen. Windows 7 bootrec utility results screen. If the bootrec utility doesn’t fix the boot error, follow Fix #2: Use diskpart. Fix #2: Use bootsect. Windows Setup CD/DVD Required! Some of the solutions below require the use of the Windows setup CD or DVD. If your PC did not come with a Windows installation disc or if you no longer have your Windows setup media, you can use Easy Recovery Essentials for Windows instead. EasyRE will automatically and fix many problems, and can also be used to solve this problem with the directions below. Follow these steps to run diskpart to repair the code of the Windows 7 installation: Follow the steps from Fix #1: Use bootrec until you reach Command Prompt Type: Press Enter Remove the Windows 7 installation CD/DVD from the disc tray, exit in Command Prompt and press Enter Restart your computer. Windows 7 bootsect utility results screen. Fix UEFI Boot in Windows 8, 8.1 or 10. 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. Fix #1: Use diskpart. If the UEFI partition on your computer doesn’t have a drive letter assigned, this may be the primary cause of your computer’s boot error. A common is to use the diskpart utility (available on the Windows 8/8.1/10 recovery disc/USB) to make sure the UEFI partition has a letter assigned to it. If it doesn’t, you’ll assign it a letter. Windows Setup CD/DVD Required! Some of the solutions below require the use of the setup CD or DVD. If your PC did not come with a Windows installation disc or if you no longer have your Windows setup media, you can use Easy Recovery Essentials for Windows instead. EasyRE will automatically find and fix many problems, and can also be used to solve this problem with the directions below. The instructions you need to follow are: Insert your original Windows 8/8.1/10 installation disc or installation USB Boot from the disc or the USB At the Install now screen, click Repair your computer or press R. Windows 8 Repair Your Computer Menu. Where G: is the drive letter you’ve assigned to your UEFI partition a few steps back. If the \EFI\Microsoft\Boot\ folder doesn’t exist (the error message will be “The system cannot find the path specified” ), you can run the same command on alternative paths: NOTE: on newer Windows 10 installs this command may return with an “ Access Denied ” error. On those versions the following command should be run: Windows 8 bootrec utility results screen. Fix #2: Use Automatic Repair. The built-in Automatic Repair utility, available on the Windows 8, Windows 8.1 or Windows 10 disc, might fix errors with the UEFI bootloader of your computer. In most cases, Fix #1: Use diskpart works better than Fix #2. Windows Setup CD/DVD Required! Some of the solutions below require the use of the Microsoft Windows setup CD or DVD. If your PC did not come with a Windows installation disc or if you no longer have your Windows setup media, you can use Easy Recovery Essentials for Windows instead. EasyRE will automatically find and fix many problems, and can also be used to solve this problem with the directions below. The instructions to run Automatic Repair are: Insert the Windows 8/8.1/10 installation disc or USB Restart your computer and boot from disc/USB At the Install Now screen, click Repair your computer At the Choose an option screen, click Troubleshoot Click Automatic Repair Choose an account from the list to continue, at the Automatic Repair screen Wait for the process to finish. Windows 8 recovery options screen. More Information. Linked Entries. Support Links. It’s an easy-to-use and automated diagnostics disk. It’s available for Windows 8, Windows 7 and Windows Vista. It’s also available for Windows XP and Windows . Applicable Systems. This Windows-related knowledgebase article applies to the following operating systems: How to Create a UEFI Bootable USB Drive to Install Windows 10 or 7? This is a step-by-step guide on how to create a bootable USB flash drive with a Windows 10 or Windows 7 install image for a UEFI computer. We’ll need the following: USB flash drive (USB v2 or v3) with a capacity of at least 4 GB for Windows 7 or 8 GB for Windows 10; 64-bit Windows install image (32-bit Windows versions won’t boot on the UEFI computer). A Windows distribution could be in the form of the installation DVD or an ISO image file. Let’s look at a few of the most popular ways that you can create a bootable UEFI USB flash drive for installing Windows 10. Use Media Creation Tool to Create Windows 10 Install USB Stick. Microsoft’s official tool for creating installation media and ISO images with Windows 10 is Media Creation Tool . You can download the latest version here – https://www.microsoft.com/en-us/software-download/windows10. Run the file MediaCreationTool2004.exe; Select Create installation media (USB flash drive, DVD, or ISO file) for another PC) ; Select the language, edition and architecture (bitness) of the Windows 10 image that you want to write to the USB drive; Then select that you want to write the image to a USB flash drive; Select your flash drive in the list of removable devices and USB drives. That’s all. Click Next -> Next -> Finish and wait until the install Windows image is written to the USB drive. Using Rufus to Create Windows UEFI USB stick. It is much easier for novice users to create bootable UEFI flash drive for installing Windows using the graphical interface of the popular Rufus utility. At the moment, the Rufus version 3.10 is available on the developer’s website https://rufus.ie . The tool is quite compact (about 1 MB), doesn’t require installation and it’s completely free. In addition, it works much faster than analogs. Run the Rufus tool with administrator privileges and specify the following settings: Device : select your USB flash drive; Boot selection : specify Windows ISO image file (you can create an ISO image with the latest Windows 10 build using the Media Creation Tool, see example); Partition scheme : GPT; Target system : UEFI (non-CSM); : FAT32. Click START to write a Windows image to a USB flash drive. After 10-15 minutes, your bootable USB flash drive with Windows install image for UEFI computer is ready. Using Diskpart to Create UEFI Boot-Stick with Windows. You can create a bootable UEFI flash drive with the Windows install image manually. The procedure described below is suitable for advanced users, is performed from the command line and allows you to fully control (and understand) all the steps in the process of creating a bootable USB flash drive. Step-by-step guide on how to create a boot Windows flash drive for a UEFI system using diskpart : Connect a USB flash drive to the corresponding PC port; Run the command prompt as an administrator; Run the DISKPART tool by typing in the command prompt: Diskpart Display the list of all drives in the computer: list disk Find the disk that corresponds to your USB flash drive (in our example it is Disk 2) and select it: Select Disk 2. the contents of your Windows x64 install image to the USB flash drive that you have prepared. You can do it using Windows Explorer, your favorite or from the command prompt, for example: (where D:\ is an installation DVD or mounted ISO image containing a Windows distro, and F:\ is a letter assigned to the USB flash drive); This completes the process of creating a bootable UEFI flash drive with Windows 10. Create UEFI Bootable USB Drive to Install Windows 7. If you are creating an install USB flash drive with Windows 7 for a UEFI computer, you need to perform additional steps: Go to f:\efi\microsoft\boot folder on the USB flash drive; Entirely copy its contents one level up (to the F:\efi\boot directory); Copy the bootmgfw.efi file to the f:\efi\boot folder and rename it to bootx64.efi . Create UEFI Bootable USB Media with PowerShell. You can also use PowerShell cmdlets to create a bootable UEFI flash drive. The following PowerShell one-liner will list the connected USB media devices. After you select the flash drive you need, it will be cleaned up, the primary partition will be created and formatted in the FAT32 file system (using cmdlets from the Storage disk management module): $Results = Get-Disk |Where-Object BusType -eq USB |Out-GridView - 'Select USB Drive to Create UEFI bootable device' -OutputMode Single |Clear-Disk -RemoveData -RemoveOEM -Confirm:$false -PassThru |New-Partition -UseMaximumSize -IsActive -AssignDriveLetter |-Volume -FileSystem FAT32. Mount the install ISO image of Windows 10: $Volumes = (Get-Volume).Where( ).DriveLetter Mount-DiskImage -ImagePath C:\ISO\Windows10-2004x64.iso $ISO = (Compare-Object - ReferenceObject $Volumes -DifferenceObject (Get-Volume).Where( ).DriveLetter).InputObject. Because in PowerShell, I could not detect which drive letter was assigned to the mounted ISO image; I had to compare the list of disks before and after mounting using Compare-Object . Now you need to go to the Boot directory and copy the contents to a USB flash drive using Copy-Item cmdlet: Set-Location -Path "$($ISO):\boot" bootsect.exe /nt60 "$($Results.DriveLetter):" Copy-Item -Path "$($ISO):\*" -Destination "$($Results.DriveLetter):" -Recurse -Verbose. After the described procedures, you have a bootable USB flash drive to install Windows on a UEFI computer in the native mode. More detailed procedure of Windows installation on computer with UEFI interface will be considered in one of the next article.