Installing FriendlyWrt on a NanoPi R2S allows anyone to easily set up a router. This guide explains how to install FriendlyWrt on the NanoPi R2S. # Introduction The NanoPi R2S is a single-board computer manufactured by FriendlyElec. With two Ethernet ports, it is ideal for use as router hardware. FriendlyWrt is an OpenWrt-based OS provided by FriendlyElec. It is open-source and suitable for developing routers, NAS, and IoT applications. # Download FriendlyWrt Go to the official download link and download the FriendlyWrt image file from 01_Official images/01_SD card images.