OpenWrt 21.02 for Xiaomi R3D
Download: https://drive.google.com/drive/folders/1um8w2zS9c3QwfrWulc_lncUi78sT0Rvv
Sources: https://github.com/openwrt-xiaomi
This firmware has been tested on a stock bootloader.
Before flashing OpenWRT, it is recommended to back up the stock firmware settings, as the "overlay" partition will be deleted.
To install any OpenWrt firmware, you should use these scripts: XMiR-Patcher.
Reboot your router before using these scripts.
The downloaded factory firmware should be placed in folder XMiR-Patcher\firmware.
Run file !START.bat (on *nix run python menu.py).
Follow the menu items: 1, 2, 3, 4, 7, 9
The official OpenWrt firmware uses the default IP address 192.168.1.1 (change the parameters of your network card).
After installing the firmware, you should change the settings in the sections System -> Fan Control (change temperatures and speed) and Services -> Disk devices (increase the logging interval).