Unofficial ISOs may contain pre-installed spyware, keyloggers, or backdoors.
This confirms the default system language is English (United States). download-windows-10-aio-20h1-v-2004-19041-38-en-us-2021
A "Reset this PC" feature that allows you to download a fresh copy of Windows from Microsoft's servers rather than using local files. Unofficial ISOs may contain pre-installed spyware