A: Absolutely. Steam, GOG, and Epic Games Launcher work. However, games that require the Xbox Live API (e.g., Forza Horizon 5) will fail because the Xbox services are missing. Stick to Steam/GoG games.
| Test | Official Win10 | Ultralight Win10 | | :--- | :--- | :--- | | | 34 seconds | 14 seconds | | RAM after boot | 2.1 GB (52% usage) | 0.68 GB (17% usage) | | Cinebench R15 (CPU) | 245 cb | 263 cb | | File Explorer (open Documents) | 0.8 sec | 0.2 sec | | Processes running | 112 | 41 | Windows 10 Ultralight 22H2 19045.5198.iso
A: Yes. Office 2016, 2019, and 2021 all work perfectly. Microsoft 365 (Office 365) works but may nag about telemetry. A: Absolutely
If you have an aging laptop, a netbook with only 2GB of RAM, or you simply despise telemetry, Xbox bloatware, and background apps that drain your battery, this guide is for you. We will dissect exactly what this ISO file contains, why build 19045.5198 matters, and how to safely install it. Before clicking any download links, it is critical to understand what “Ultralight” means. Unlike Microsoft’s official Windows 10 Home or Pro, which come with over 100 pre-installed apps (Candy Crush, Skype, Xbox, News, Weather, etc.), an Ultralight version is a custom-modified image of Windows. Stick to Steam/GoG games