Although Windows updates might arrive as a 5 GB download, your hard drive isn't necessarily eating that much space every time your PC updates. Or ... that's sort of the case. The size of an update listed on Microsoft's website isn't necessarily what your PC receives. Because Microsoft intelligently checks exactly what your specific system needs, your results vary each time a download is pushed. 👉 10 interesting facts about Windows 11 version 25H2 For example, if you're using a Copilot+ PC with an NPU, your update will include several gigabytes of AI model data that's used for core tools like S