You won't find things like Windows Defender, Speech Recognition, or even certain printing frameworks in "Nano" versions.
Features like Windows Update, Media Center, Tablet PC components, and telemetry are removed to save CPU cycles. Hardware Requirements: What Can Run It? windows 7 super nano lite x86
DirectX 9 graphics device with WDDM 1.0 driver (Aero is usually disabled to save resources). Pros and Cons of Using a Lite OS You won't find things like Windows Defender, Speech
Because many system dependencies are removed, some third-party software or drivers may fail to install. Tablet PC components
It allows 10-15-year-old laptops to remain functional for basic tasks like word processing or offline gaming. ❌ The Risks