You had 9 years to take advantage of the free upgrade, and it’s understandable that Microsoft and software developers have moved on from older versions. It’s not really their fault.

From a developer’s perspective, supporting older operating systems is challenging because updates for newer versions can often break compatibility with older ones.

This is also why banks eventually stop supporting outdated versions of Android and iOS for their online banking apps.

And keep in mind, support for Windows 10 will also phase out eventually.