Windows 10 build 19045.1806

Windows 10 build 19045.1806 is the earliest known build of Windows 10, version 22H2. Build 19044.1806 contains components related to the 22H2 update.

Upgrade instructions
The components can be manually installed by running the following commands from an elevated command prompt: for %s in (C:\Windows\servicing\Packages\microsoft-windows-*-22h2-ekb*-package*10.0.19041.1806.mum) do dism /online /add-package /packagepath:%s for %s in (C:\Windows\servicing\Packages\microsoft-windows-*-22h2-ekb*-package*~*-*~10.0.19041.1806.mum) do dism /online /add-package /packagepath:%s

Depending on the system, it may be needed to replace the architecture or locale in the file names with their appropriate equivalents.

Installing the components in this fashion only changes the version the operating system identifies as, it is by no means a functional substitute to a proper enablement package.