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Device: Xiaomi MiWiFi R4 v1

Last Updated: 06/07/2025 08:13:53 UTC

Specifications

Device Type WiFi Router
CPU model MediaTek MT7621A
CPU cores 2
CPU clock frequency (Mhz) 880
Flash Storage (MB) 128NAND
Memory (MB) 128
1G Ethernet Ports 3
2.5G Ethernet Ports None
5G Ethernet Ports None
Modem None
VLAN Yes
WLAN Chipset MediaTek MT7603EN, MediaTek MT7612EN
WLAN 2.4GHZ b/g/n
WLAN 5GHZ a/n/ac
USB ports None
Bluetooth None
Bootloader U-Boot
Power Supply 12 VDC, 1.5 A
Switch MediaTek MT7621A
Serial Yes
Serial Connection 115200 / 8N1
Button Count 2
LED Count 4
FCCID -
OEM Hompage -
OEM Firmware -
Wiki Devi https://wikidevi.wi-cat.ru/Xiaomi_MiWiFi_4

OpenWRT

Supported Version Current 23.05.0
Supported Version Since 21.02.0
Forum Topic https://forum.openwrt.org/t/xiaomi-mi-wifi-r4-exploration/23322
Firmware URL https://downloads.openwrt.org/releases/22.03.0/targets/ramips/mt7621/openwrt-22.03.0-ramips-mt7621-xiaomi_mi-router-4-squashfs-kernel1.bin, https://downloads.openwrt.org/releases/22.03.0/targets/ramips/mt7621/openwrt-22.03.0-ramips-mt7621-xiaomi_mi-router-4-squashfs-rootfs0.bin
Firmware Upgrade URL https://downloads.openwrt.org/releases/23.05.0/targets/ramips/mt7621/openwrt-23.05.0-ramips-mt7621-xiaomi_mi-router-4-squashfs-sysupgrade.bin
Install Method see git-commit
Package Architecture mipsel_1004kc
Target ramips
Subtarget MT7621