Because hundreds of millions of users still won't upgrade
Recap: Windows 10 technically reached end-of-life last October, and analysts say users have been migrating to Windows 11 in large numbers – but potentially millions are stubbornly holding on to the older OS. Microsoft appears to have quietly acknowledged that reality by tacking on another year to Windows 10's critical security support window.
Warnings about the incoming "printocalyplse" have been greatly exaggerated
The takeaway: Microsoft quietly signaled a major shift in how printer drivers would work on Windows nearly three years ago. That plan is now becoming reality, though most older third-party printers won't suddenly stop working anytime soon.
Facepalm: Mainstream support for Windows 10 has officially ended, but users can still receive free security updates for one more year. However, some installations will now require a critical servicing update before they can enroll in the extended update plan.