Windows 10 EOL vs Windows 7 EOL: Here's how two of Microsoft's most popular OSes compared two months before their days of reckoning

Microsoft faces millions of devices still on Windows 10 as support cutoff nears, unlike the stronger migration seen when Windows 7 reached its end.
PC Magazine

Still Stuck on Windows 8.1? How to Upgrade to Windows 10 or 11

Microsoft no longer supports Windows 8.1. If you're still running it on your PC, you're long overdue for an upgrade. Lance is an experienced writer who tries to unravel the mysteries of personal tech.
Ars Technica

Microsoft will stop old Windows product keys from activating new Windows installs

At least for now, though, it seems like this change will only apply to future Windows versions. We were able to activate a fresh Windows 11 Pro 22H2 install with a Windows 8 Pro product key as of this ...
The Verge

Microsoft investigating Windows activation issues after closing a key loophole

Microsoft closed a Windows 7 / 8 key loophole last month, and now people are experiencing issues reactivating some Windows 10 / 11 installs. Microsoft closed a Windows 7 / 8 key loophole last month, ...