Setup Mi Router 4A Gigabit for OpenWrt access point

Source: My Own Configuration

Setup Mi Router 4A Gigabit (Chinese)

1. Plug in power supply and LAN Cable to WAN Port
2. Connect PC/Android/iOS device to WiFi SSID Xiaomi_0AF4
3. Open Mi Web UI using default IP 192.168.31.1
4. Connect LAN Ethernet to WAN Port
5. Set it up as usual,
6. Click 中继设置 (see picture below)
7. Then click 上网设置 (see picture below)
8. Then you will see 在路由器工作模式和中继工作模式之间进行切换 (see picture below)
9. Then Click 切换 (see picture below)

1. Then below picture will appeared to you

1. Then select 有线中继工作模式（扩展现有的网络
2. Then click 下一步 button

Setup Mi Router 4A Gigabit (English)

1. Plug in power supply and LAN Cable to WAN Port
2. Connect PC/Android/iOS device to WiFi SSID Xiaomi_0AF4
3. Open Mi Web UI using default IP 192.168.31.1
4. Connect LAN Ethernet to WAN Port
5. Set it up as usual,
6. Click Relay settings (see picture below)
7. Then click Internet settings (see picture below)
8. Then you will see Switch between router working mode and relay working mode (see picture below)
9. Then Click Switch (see picture below)

1. Then below picture will appeared to you

1. Then select Wired relay working mode (extend the existing network)
2. Then click Next step button