An IBM ThinkPad user boasts that they can install “(almost) all versions of Windows from NT 4 to 10 22H2,” with driver support, without resorting to virtual machine (VM) technology. The ThinkPad T43 from 2005, used by Redditor MatiHalek, was already a firm favorite among retro tech enthusiasts and well known for being IBM ’s final design prior to the Lenovo acquisition. The confirmation that it can run 26 years of Windows OSes certainly adds to the T43’s considerable charms. I installed (almost) all versions of Windows from NT 4 to 10 22H2 on my ThinkPad T43 with drivers! from r/windows So, what did Mati actually do? In the post embedded above, you can see they posted a gallery with 10 Windows screenshots, most of which show an iteration of the System > About control panel as evidence of the version of Windows installed and running. This gallery will take many readers on a journey down memory lane as the Windows UI evolves through the eras.…