下载地址： https://firmware-selector.openwrt.org/

# opkg 换源
src/gz openwrt_core https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/targets/ramips/mt7621/packages
src/gz openwrt_base https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/packages/mipsel_24kc/base
src/gz openwrt_luci https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/packages/mipsel_24kc/luci
src/gz openwrt_packages https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/packages/mipsel_24kc/packages
src/gz openwrt_routing https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/packages/mipsel_24kc/routing
src/gz openwrt_telephony https://mirrors.tuna.tsinghua.edu.cn/openwrt/releases/23.05.3/packages/mipsel_24kc/telephony

# openwrt安装中文