Windows boot manager restore Windows Recovery Environment (Windows RE or WinRE) loads on your device. bootsect /nt60 drive_letter: /mbr this fixes boot record of partition mapped to "drive_letter:" and the MBR of the disk where the partition is placed. By modifying the Windows Boot Manager, you may resolve issues such as a corrupted boot configuration or an incorrect boot order. This file contains information about the installed OS and boot parameters. efi and is used as the fallback boot manager if anything were to happen to the original one. First, you can free up some disk space on your hard drive. 4. This is the default Windows 10 Boot Manager file for EFI systems. Apr 29, 2025 · 4. So now I got 3 choices in Grub loader, 1 working ubuntu partition, 1 non working ubuntu partition and 1 windows partition. The easiest way to identify an EFI partition is by the FAT32 file system and 100 MB in size (this is the standard minimum size of EFI partition for Windows computers; in rare cases, the partition size may differ). Then, it hands over boot parameters to the boot loader. (2) Delete the existing partition and create a new primary partition: Jun 29, 2022 · Once this process is completed, the system identifies a valid disk and reads the Master Boot Record (MBR) from it, and the Windows Boot Manager is loaded. Repair Windows 11 UEFI bootloader via a handy tool. Choose the boot device as a UEFI device if offered, on second screen choose Repair Your Computer, then Advanced Troubleshoot Options, then: 1) Try a System Restore, Jan 10, 2016 · I am talking about a Surface Pro 4 and it appears that the Windows Boot Manager can be deleted in the UEFI/Boot Configuration: there is a trash icon next to it. If you’re using MBR as the system disk, the type “rebuildmbr” is also workable in the last bootrec order in method 2. Reinstall Windows using the installation media Apr 1, 2025 · 1] Press F8 while booting the system to the Windows Recovery Menu. Locate the . May 6, 2025 · Windows Boot Manager is a vital component of the Windows operating systems, managing the boot process and enabling users to select which operating system to launch in a multi-boot environment. PAUB FILE you backed up and select it to restore. org. Oct 12, 2021 · When setting up a PC to boot more than one operating system, you may sometimes lose the ability to boot into one of the operating systems. The Windows Boot Manager can occasionally become corrupted or damaged, leading to difficulties when trying to boot into the operating system. When prompted, press any key to boot from the CD or DVD. Sometimes, the Windows Boot Manager can become corrupted or damaged, causing issues with booting into the operating system. Windows Boot Manager (BOOTMGR) is one of the main components of the Windows OS that May 21, 2025 · Connect the Windows recovery or installation media and turn on the computer. Now re-create it using this command: bcdboot c:\Windows /s <boot letter>: /f ALL (You can add a switch before /s for the computer locale: /l <language Jan 10, 2016 · I am talking about a Surface Pro 4 and it appears that the Windows Boot Manager can be deleted in the UEFI/Boot Configuration: there is a trash icon next to it. May 18, 2020 · Boot to Windows first and use the bootsect tool to replace the GRUB boot sector with the Windows boot sector, and then delete the Ubuntu partition. b. Mar 17, 2024 · In this post, we will show you multiple methods to enable or disable Windows Boot Manager on Windows 11/10. If your system drive is an MBR one, after you click the tool you will get a message that the feature is available only if the current system disk is GPT partition type. UEFI is a modern firmware interface that manages the boot process, while Windows Boot Manager is a component within UEFI that handles the booting of Windows operating systems. What I want is to restore windows boot manager so Grub don't cause problems when I delete the ubuntu partitions. Save the changes. Jul 19, 2024 · What can I do if booting Windows 11 is still really slow? So if you’re still experiencing slow boot-up even after fixing EFI Bootloader, there are several things that you can still do. 3. For some reason when I installed Windows on my SSD it didn't install the boot manager there, instead it used the one that had been remaining from an old installation of windows on a drive I repurposed in my PC as more storage. Tap the F12 key until you see the One Time Boot Menu. Jan 4, 2025 · By becoming familiar with your system’s settings and utilizing the Windows Recovery Environment effectively, you can resolve boot issues efficiently. 41 beta 1) Reinstall Microsoft Windows EFI (>=0. Boot-Fehler. This depends on your computer. Turn off the laptop. Download the recovery image using the button on the page. In this Jun 1, 2022 · Boot Configuration Data (BCD) - The BCD is a database of boot-time configuration data that is used by the Windows Boot Manager. Is there a way to recover the Windows Boot Manager so that it is the one used to decide upon the boot choices (and boot Windows by default)? Oct 10, 2023 · Follow the on-screen instructions to restore your system to a point before you shared the folder. To enable Windows Boot Manager, you generally don’t need to perform any actions as it is set by default when Windows is installed. Also, as I referred to in my original post, there is a statement on the Microsoft site that the Windows Boot Manager can be deleted, but will be re-instated on the next reboot. What is Windows Boot Manager? The Windows Boot Manager (BOOTMGR) is the Windows tool that starts Windows Operating Systems (OS). The BCDBoot option allows you to quickly add boot options for a Windows-based operating system. To launch from outside Windows, press f11 while the computer Jan 10, 2025 · Enabling Windows Boot Manager. May 27, 2025 · Rebuild the Boot Configuration Data (BCD) store in Windows 11 and Windows 10 (Version 1709 and newer): Rebuild the BCD store. Windows Boot Manager ----- identifier {bootmgr} device partition=\Device\HarddiskVolume1 . On the Choose an option screen, select Troubleshoot. Apr 19, 2023 · I can still boot into Linux through Grub, which shows Arch Linux and Windows Boot Manager as options. Mar 8, 2025 · Yes, it can. Once in Windows Recovery, try a Startup Repair: 1. It can be accessed by pressing the F8 key during the boot process. May 20, 2025 · Step 1. you need to use the bcdboot command to fix all the boot records. What you can do is put Super Grub2 on a USB drive and boot from it. May 2, 2022 · If the media won't boot you may need to enter BIOS/UEFI Setup (pressing key given in chart in link above) to turn off Fast Boot or Fast Startup first. 2. I'm Greg, an installation specialist, 10 years awarded Windows MVP, and Volunteer Moderator, here to help you. The Boot Configuration Data is stored in a data file that has the same format as the Windows Registry found on the EFI system partition (on UEFI/GPT systems) or on the active partition (on legacy BIOS/MBR systems). bcdedit /store BCD /create {bootmgr} /d "Windows Boot Manager" bcdedit /store BCD /create /d "My Windows 10" /application osloader (they can change My Windows 10 to anything they want) The last command will return a GUID, for example, {D91FE7C2-605F-4A2B-B035-80A7C30979BF}, they will need to use this guid in the next step May 1, 2018 · Then, Boot your PC from the Installation Media you just created (change Boot Order in your BIOS) to begin installing Windows 10 If you have problems booting from a boot disc, you may have UEFI BIOS: Insert the Bootable Installation Media, then go into your BIOS and make the following changes: 1. Windows operating system loader: Essential drivers required to start the Windows kernel are loaded and the kernel starts to Nov 3, 2016 · Using the Windows Recovery Environment (WinRE): WinRE is a built-in tool that can be used to repair boot loader issues. Everything works as expected. Jul 25, 2024 · HI my name is Tamir, Im a PC user like you, the way to recover the boot manager is to follow the steps below Here are some steps you can try to recover the Windows boot manager: 1. Windows doesn't start, you don't have a recovery drive, and System Restore doesn't work. locale en-us May 27, 2025 · Rebuild the Boot Configuration Data (BCD) store in Windows 11 and Windows 10 (Version 1709 and newer): Rebuild the BCD store. The System Properties window opens with the System Protection tab selected. Mar 27, 2015 · The ideal solution would be to boot into Windows, and then restore the Windows boot manager. 41 beta 1) Check UEFI Boot; GRUB options: (>=0. Change the boot order. Select the Windows recovery or installation media from the list and press the Enter key. Phase 2 – Windows Boot Manager. Conclusion Mar 4, 2023 · For that, press Win+I to open Windows Settings and go to System > Recovery. While Windows Boot Manager shows "grub" and an entry I created called "Arch Linux" (this is the one I was trying to delete). Eines der häufigsten Probleme mit UEFI-BIOS ist das Auftreten von Boot-Fehlern oder die Unfähigkeit, in Windows zu booten. efi (or bkpbootx64. Check Boot Order and Boot Manager: Ensure that your computer is set to boot from the correct drive (C:/) in the BIOS or UEFI settings. bootx64. Insert the Windows installation disc into the disc drive and start the computer. efi . com) Select the device that you need a recovery image, put the serial number and click on Continue. Edit a Windows Boot Manager. To launch from inside Windows, search for restore, and then select Create a restore point. Jan 3, 2023 · Download the Recovery Image form this link: Surface Recovery Image Download (microsoft. a. Here’s how to do it: Boot into Advanced Startup Options: Similar to the above method, boot from the installation media or restart your computer and enter the recovery environment. c. He fixed it by: Aug 2, 2015 · The command in Windows 8/8. Lets start with booting Windows. It depends on if you were installed in Legacy or UEFI mode. If there are multiple Windows OS, the Boot Manager displays the list for selection. BCD is short for “Boot Configuration Data, which is used to boot Windows. efi as the boot option. Windows Recovery Environment (Windows RE) is a set of tools included with Windows that can help you troubleshoot and fix common problems with your computer. System Restore Windows doesn't start, System Restore doesn't work, and you have a recovery drive. Dec 11, 2024 · Method 3. Start with a PC that has Windows installed on its hard drive. For many users, especially those managing more versatile setups or troubleshooting issues, understanding how to enable or disable Windows Boot Manager Apr 1, 2025 · 1] Press F8 while booting the system to the Windows Recovery Menu. description Windows Boot Manager . working bcd on main drive. In method 2, you can find that the repair order is “rebuildbcd”. User @SystemGeek shared that the boot sequence in BIOS was incorrect. Jun 27, 2022 · Everyone calls it the Boot Menu, but it isn't actually named that. Apr 28, 2025 · 3. exe". exe Dec 10, 2024 · NB I currently have no recovery partitions (they all got nuked). Reboot your computer. Run these from an elevated Command Prompt :- Run these from an elevated Command Prompt :- Jun 11, 2024 · 1. However, if you find that it has been disabled or configurations need adjustments, follow these steps: Step 1: Access the Command Prompt. Windows Boot Manager: Windows Boot Manager finds and starts the Windows loader (Winload. “After booting into Windows recovery mode, I opened Command Prompt and typed the following commands: bcdboot c:\windows bootrec /fixmbr bootrec /fixboot bootrec /scanos bootrec /rebuildbcd Restarted my computer, and it worked!” 3. It has an "everything" option which should detect Windows and allow you to boot it. Disable Secure Boot 2. Dec 12, 2024 · 変更を保存し、UEFI BIOSの設定を終了します。コンピュータは復元されたWindows Boot Managerを使用して起動しようとするはずです。 おまけ：Windows Boot Managerの問題を回避する方法. If you still see the Boot Manager screen, shut it down and attempt to boot from a Windows recovery. Oct 29, 2024 · Repair Windows Boot Manager and BCD issues using AOMEI Partition Assistant: Step 1. Press the bios key. Repairing a Windows partition on a dual-boot PC. On the System Protection tab, click System Restore. Check Boot Order in BIOS. May 19, 2025 · If you have a valid system restore point, you can restore your Windows Boot Manager to a previous state. To edit the Windows Boot Manager, follow these steps: Apr 28, 2025 · In the case of a UEFI boot, the firmware loads and starts the Windows Boot Manager EFI executable. Jul 19, 2018 · You simply need to add the path to bootmgfw. 2] Click on Troubleshoot. Now re-create it using this command: bcdboot c:\Windows /s <boot letter>: /f ALL (You can add a switch before /s for the computer locale: /l <language Oct 15, 2024 · Fix 2. Click to restore the boot option you just backed up if the partition or boot files get lost or corrupted. exe) on the Windows boot partition. Download and install AOMEI Partition Assistant on a working PC and connect a USB drive to it. Aug 9, 2023 · To prevent boot failure and data loss caused by Windows Boot Manager missing error, you can create backup of boot options, if there’s problem, you can one-key restore to the original boot settings. 31 beta 4) Promote a Windows user to Nov 3, 2018 · list volume (find the volume letter which belongs to the installed Windows OS) exit (exit diskpart) bcdboot M:\windows (M refers to the volume letter of installed Windows OS) (bcdboot m:\windows command will copy the boot files from Windows partition to the EFI system partition and create BCD store in the partition) Apr 28, 2025 · 3. Edit Windows Boot Manager. By editing the Windows Boot Manager, you may be able to fix issues such as a corrupt boot configuration or an incorrect boot order. (>=0. 31 beta 4) Update any GRUB2 menu; Update Debian/Ubuntu GRUB menus; Windows options: Restore Windows MBR (BETA) Clear Windows passwords (>=0. Open Command Prompt as Administrator: The boot sector can experience the same types of issues as any other part of your hard drive, such as missing files, corrupted files, and even physical damage. Using the Windows Installation Media: If you have a Windows installation media, you can use it to repair the boot loader. efi) is a copy of bootmgfw. Is Windows Boot Manager the same as UEFI? Windows Boot Manager and UEFI (Unified Extensible Firmware Interface) are related but not the same. Repeat 2-3 times, and it should automatically trigger Windows Recovery. Turn it on and force a shutdown (press and hold the power button). 31 beta 4) Promote a Windows user to Nov 3, 2018 · list volume (find the volume letter which belongs to the installed Windows OS) exit (exit diskpart) bcdboot M:\windows (M refers to the volume letter of installed Windows OS) (bcdboot m:\windows command will copy the boot files from Windows partition to the EFI system partition and create BCD store in the partition) Mar 8, 2025 · Yes, it can. Invitation to read more for tech support. path \EFI\Microsoft\Boot\bootmgfw. Apr 12, 2011 · and I had to install a new ubuntu partiton to boot my computer. First run the command below to back up the old BCD: ren BCD BCD. bak. Step 2. Feb 12, 2018 · I had an initial installation of Windows 10 . Method 2: Rebuild the boot configuration data (BCD) from Windows Recovery Environment (WinRE) To run System Restore from Windows Recovery Environment (WinRE (>=0. 40 beta 11) Easy GNU/Linux Boot Fix; Restore GRUB and GRUB2 (>=0. Now, for you to reinstall the Windows Boot Loader, you need to use the Windows disk or ISO file and change your boot settings in the BIOS. Jun 14, 2022 · In this example, you can see that the EFI boot partition has the partition 2 index (aka Volume 5 with the Hidden label). I then installed Linux in dual-boot, with grub managing the boot choices (Ubuntu, Windows 10). 1/10 for fixing MBR is "bootsect. Read: Windows Boot Manager on wrong drive. Step 1. . See supergrubdisk. Aug 16, 2019 · I have a Microsoft surface pro 4 in which I deleted the windows boot manager option in the uefi and then to try and fix I did various things created a recovery usb did repairs and tried reinstalling windows 10 but towards the end of the windows 10 installed another message poped up saying. "Windows can not update boot configuration file" Windows doesn't start, and Startup Repair doesn't work. Windows cannot boot normally if the BCD file is deleted or corrupted. Aug 2, 2023 · Then, you will get a duplication of your Windows Boot Manager and then you can follow the steps below to restore Boot Manager in Windows. Windows Boot Managerの厄介な問題に遭遇することは、ストレスがたまります。 Sep 3, 2020 · HI Davis. Install AOMEI Partition Assistant, click “Tools” in the top menu, and choose “UEFI BIOS Boot Options Manager” function. 4] We need to use the Bootrec. locale en-us Aug 3, 2023 · Warum gibt es Probleme mit dem Windows Boot Manager? Obwohl der Windows Boot Manager eine wichtige Rolle im Boot-Vorgang spielt, klagen Menschen immer wieder über verschiedene Probleme, wie zum Beispiel: 1. Uninstalling unnecessary apps and deleting temporary files are the best ways to clear up space. Remember that while EFI issues can frequently be fixed with the methods outlined above, ongoing issues might reflect deeper hardware problems or an unstable operating system setup. 3] Click on Advanced options to get into the Automatic Repair menu. Reinstall Windows using the recovery drive. Insert Your disk. Feb 10, 2022 · The Boot Manager in modern Windows versions uses the BCD (Boot Configuration Data) file to boot the operating system installed on the computer. Oct 11, 2024 · (1) Boot the Windows installation media via USB or DVD: - Use the Windows installation media (USB or DVD) to boot the system, enter the installation interface, and select Repair your computer > Troubleshoot > Advanced options > Command Prompt. Repair Windows Boot Document: HP PCs - Using Microsoft System Restore. If your computer is trying to boot from the wrong drive, it can cause boot problems. 2] Use Jan 24, 2025 · Fix 3. Enable Legacy Boot 3. I wiped the drive and unknowingly destroyed the Windows Boot Manager. Windows RE is also a starting point for various tools for manual system recovery. If your PC is having trouble starting up, Windows RE can automatically start and try to repair the issue. Dec 1, 2024 · Facing issues with the Windows boot loader after installing a different OS alongside Windows 11 Canary Channel? Learn how to restore the Windows boot loader entry using UEFI/GRUB2 with this simple guide. naxtv kjudq fie zmidbu zucw kml byxhgslke awrd kmmayi inpl