boot manager

  1. Secure Boot 2023 CA Update: Windows UEFI Certificates Rollout Explained

    Microsoft’s Secure Boot update FAQ makes clear that a coordinated, multi-step transition is now live: Windows will roll new 2023 signing certificates into UEFI variables and update the Windows boot manager to preserve Secure Boot protection ahead of the 2011 CA expirations, but the rollout...
  2. Dual-Boot Windows 11 with Linux: Safe, Step-by-Step Guide

    If you’re thinking about escaping Windows 11’s telemetry creep or simply want to test a modern Linux desktop without committing, installing Linux alongside Windows — or replacing it entirely — remains the most practical option for most users. This guide walks a careful, practical path through...
  3. Mastering GRUB: Essential Guide to Dual-Boot Linux & Windows Recovery & Customization

    Dual-booting between Linux and Windows, or even between two distinct Linux distributions, offers the best of both worlds—the versatility of Linux and the familiarity or specialized needs addressed by Windows. Yet, every dual-booter at some point confronts a daunting scenario: suddenly, one of...
  4. Strengthening Secure Boot: Windows Boot Manager Updates Address BlackLotus Threat

    Overview Microsoft has introduced changes to enhance Windows Boot Manager revocations associated with Secure Boot, particularly addressing vulnerabilities like CVE-2023-24932. These alterations aim to strengthen protections against potential security threats, notably the BlackLotus UEFI bootkit...
  5. Strengthening Windows Security: Combatting BlackLotus and Enhancing Secure Boot

    In recent years, the threat landscape for Windows devices has evolved significantly, prompting Microsoft to take proactive measures to safeguard users against vulnerabilities like the BlackLotus UEFI bootkit. With a focus on maintaining the integrity of Secure Boot, Microsoft has introduced...
  6. Windows 7 How to add a boot manager/bootloader to a Win7 HDD

    Hello folks, I have an old dual boot Windows PC. One OS is Win XP which is on one HDD (has 2 partitions), the other one is Win 7 which is on another HDD (has 2 partitions too). I believe the boot manager was on the Win XP HDD since the dual boot menu was always shown from there. However, the Win...
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    Windows 11 Boot Issue

    Intel© Core™ i7-10700K CPU @ 3.80GHz × 8 32.0 GiB RAM Windows 11 Linux Mint 21.3 Cinnamon PM991a NVMe Samsung 512GB KINGSTON SA400S37480G Seagate BarraCuda 120 SSD ZA1000CM10003 I have a 2 yr old Dell Desktop PC. Windows 11 is installed on the Samsung 512 M.2 NVE drive, Linux Mint 21.3 is...
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    Include Ubuntu in Windows Dual Boot Manager ...

    Would like to include Ubuntu to my setup in Windows Dual Boot Manager, but to no avail. 3 pictures included, where I have the mix of Win10 and 11 in the manager, and Ubuntu can be found down in the options. Pic. 01: I want Ubuntu to show up here, within the selection of Win10 or Win11. Pic. 02...
  9. windows 11 think's it's in preinstallation after rebuilding the bcd store

    One day i tried to start my pc and got the blue screen with the code: 0xc00000e and following an tutorial i formated the 100mb boot partition and rebuild it with the command bcdboot c:\windows /l en-us /s z: /f UEFI My windows booted fine after that but thinks whare not right. The first...
  10. Multiple efi partitions in boot manager

    I am multibooting 3 drives (1 Win10 and 2 Win11) the boot manager on one win11 drive is selected in bios. It works but in addition to the named drives it also lists the three efi partitions which are unbootable -of course. I am not sure why they are there and they are a nuisance. How can I...
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    Windows won't boot up from ssd unless hdd unplugged

    Greetings! I have windows 11 pro running on a dell laptop i had an nvme storage upgrade few months ago so i cloned my windows onto there, which created two identical options for windows boot manager in the bios boot selection menu , yet windows will always load up from ssd.. everything was...
  12. Windows 10 Uefi multiboot has boot manager on every drive

    I have installed windows 10 on three different drives and windows 11 on one drive. To install windows on each I had to remove the other drives from the PC. However this has created a bootloader on each drive and my system is now totally confused. I select the drive on sata port one as the main...
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    Windows 11 Boot from Storage Spaces Virtual Disk

    I have windows 11 i am trying to boot from storage space virtual disk which as 2 disks in storage pools trying achieve the same thing as surface pro 2017 [surface pro 5 ] as mentioned in this thread Link Removed faced the same issue as mentioned in the thread ,the boot manager couldn't find...
  14. M

    Windows 10 boot manager not where it should be.

    Hello please help I'm trying to run the mbr2gpt command and conversion so I can enable my secure storage option so I can move to win 11. When looking at the log for why the action failed to validate it tells me that BCD for boot volume cant be opened. Also my boot manager is somehow one disk 1...
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    Windows 10 Windows Boot Manager installed to other harddrive with windows on it.

    I am trying to figure out what happened to my system to prevent it from happening again, and how to fix it. I had an old hard drive that I got from my family member after I upgraded their hard drive to an SSD for more speed. My plan was to slave it to my computer and format the hard drive, using...
  16. Windows not appearing in Boot Manager

    Hello I am Rahul Due to this pandemic doing work from home for Akai metal so I have a dual boot system, both on the same drive. I have Pop OS! And Windows 10. The problem I have is that I unplugged the C: drive which contained Windows and Pop OS! And plugged it back in and now Windows is not...
  17. Windows 10 Windows Boot Manager

    I'm running Windows 10 Home with all updates on my Dell XPS 13 9380 I'm trying to upgrade my SSD to accommodate large astrophotography files, from 512GB to 1TB. I have tried both AOMEI Backupper and EaseUS to clone the NVMe drive, with the same result. I cannot get the new SSD to boot, and...
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    Windows 10 How to install an UEFI-based ISO (bootable with DVD) on an USB flash?

    I have an UEFI-based ISO file for a tool on windows (This tool is NOT a WinOS but a separate utility tool). If I burn this ISO onto a DVD and boot it on an UEFI computer (without Secure Boot) everything works. However If I put this ISO with e.g. Rufus onto an USB flash drive then the USB flash...
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    Windows 10 Boot Manager Not Found after secondary drive replaced

    I did a fresh install of Windows 10 on a new Samsung SSD drive several months ago. I have a second drive in my system which is my data drive. I've had no issues for several months. Yesterday I decided to replace my secondary drive with a bigger drive. When I powered up my computer I get a...
  20. Windows 10 Moving windows boot manager to another HDD (MBR Legacy Boot)

    Hi everyone, I have two HDDs one is 640GB & the other is 320GB(Both MBR using Legacy boot). The 640GB HDD has Windows 7(in D)& Windows 10(in C) installed but the boot manager is located in the 320GB HDD. I want to move the boot manager to the 640GB HDD. My Partitions look like this...