Another factor is the number of users and companies that are dropping Windows and moving to Linux-based alternatives., Microsoft's active Windows device count has reportedly dropped by 400 million in three years, from 1.4 billion (2022) to just over 1 billion, signaling a shrinking user base., Windows User Base Shrinks By 400 Million In Three Years (tomshardware.com) 27 Posted by BeauHD on Monday June 30, 2025 @08:02PM from the would-you-look-at-that dept., Recent reports suggest that Microsoft may have experienced a significant decline in its Windows user base over the past three years, potentially losing up to 400 million users since 2022. This change was highlighted by technology journalist Ed Bott in an article published by ZDNet, analyzing statements made by Yusuf Mehdi, Executive Vice President and Head of Consumer Marketing at Microsoft., 400 million Windows PCs vanished in 3 years. Where did they all go? Back in 2019, the global PC market was showing signs of shrinking. Then the pandemic came along and made PCs and Macs relevant , .