Windows 10's end-of-support (EOS) deadline was extended to October 14, 2025, after 10 years as the world's most popular PC OS. This marked a significant turning point for the industry. It has taken four years to reach 50% adoption of Windows 11, compared to three years for Windows 10, making the migration to Windows 11 far slower than prior migrations. At this point, Windows 10 EOS presents serious obstacles to customer retention while also gener...