According to recent estimates, over 120 million computers will still be running the predecessor to Windows 11 even after October 14th, 2025, which is the official end of support date for Windows 10.
Analysis company Nexthink (via BetaNews ) estimates that extended support for Windows 10 will cost companies around $7.3 billion USD. That’s based on the assumption that all 120 million PCs still on Windows 10 will pay the $61-per-device cost for the first year of extended support.
However, these additional costs resulting from extended Windows 10 support are offset by the advantages that come from continued use of Windows 10 for the time being. Nexthink’s analysis shows that Windows 11 devices are currently more unstable, with more frequent system crashes (1.2 percent compared to 0.6 perce