Репост из: yi zhai
固件OpenWrt升级URL :http://downloads.openwrt.org/releases/19.07.4/targets/ramips/mt7621/openwrt-19.07.4-ramips-mt7621-d-team_newifi-d2-squashfs-sysupgrade.bin固件OpenWrt快照升级URL :http://downloads.openwrt.org/snapshots/targets/ramips/mt7621/openwrt-ramips-mt7621-d-team_newifi-d2-squashfs-sysupgrade.bin