It’s a standard that Microsoft maintains. Like, “This is what keyboards for our platform should look like.” The only real place this gets enforced is laptops and maybe keyboards bundled with towers running Windows. It’s part of the requirements to get the little Windows sticker on your product and allows you to market the hardware with the OS. Beyond that, other manufacturers will usually implement the standard just to be on the same page.
It’s a standard that Microsoft maintains. Like, “This is what keyboards for our platform should look like.” The only real place this gets enforced is laptops and maybe keyboards bundled with towers running Windows. It’s part of the requirements to get the little Windows sticker on your product and allows you to market the hardware with the OS. Beyond that, other manufacturers will usually implement the standard just to be on the same page.