If while upgrading Windows to a newer version, you receive Windows could not update the computer's boot configuration, Installation cannot proceed error, see this fix.

You can resolve the Boot BCD error 0xc0000242 using Windows in-built Recovery Tools or a Windows Installation Media. We show you how!

Microsoft has released an out-of-band update to address a known issue causing some Windows 11 systems to enter recovery and fail to start after installing the KB5058405 May 2025 security update.

I was also able to boot to a GRUB setup on my flash drive, but I wasn't able to get the Windows 7 installation to start with that either, mostly because I have no idea how it works.

Users are experiencing the installation issues whether attempting to install Boot Camp 2.1 through Windows Software Update or the standalone installers.

Microsoft had interfered with dual-boot installations with Linux during startup with Windows updates. The problem should now be solved.

Microsoft has confirmed and fixed a known issue causing performance issues, boot problems, and freezes on Windows Server 2019 systems after installing the August 2024 security updates.

Here's a workaround Microsoft suggests if your device is failing to boot after installing the October 10 Patch Tuesday update.

I had read several news items and blogposts noting that recent Windows Updates were destroying the Linux portion of dual-boot Windows 8/Linux setups.