I-O DATA WN-AC733GR3 OpenWrt Firmware

CPU
MediaTek MT7620A
RAM
64 MB
Flash
8 MB

The I-O DATA WN-AC733GR3 is supported by OpenWrt on the ramips/mt7620 target. 3 firmware images are available from the official OpenWrt 25.12.5 stable release — download one below, or build a custom OpenWrt image for this device with your own package selection.

Specs

Specifications

CPUMediaTek MT7620A
CPU cores1
CPU frequency580 MHz
RAM64 MB
Flash8 MB
1 Gbit Ethernet ports5
WLAN hardwareMediaTek MT7620A, MediaTek MT7610E
SwitchRealtek RTL8367RB

Hardware data from the OpenWrt Table of Hardware; verify against your unit before flashing.

Build matrix

Supported firmware versions

DistributionVersionTargetProfile
OpenWrt25.12.5ramips/mt7620iodata_wn-ac733gr3

Downloads

Download images

OpenWrt 25.12.5 · ramips/mt7620

ImageTypesha256
openwrt-25.12.5-ramips-mt7620-iodata_wn-ac733gr3-squashfs-factory.bin

For first-time flash from stock firmware.

factoryb6dfc4990800
openwrt-25.12.5-ramips-mt7620-iodata_wn-ac733gr3-initramfs-kernel.bin

Minimal kernel image, useful for first install or recovery.

kernel916c1a578ece
openwrt-25.12.5-ramips-mt7620-iodata_wn-ac733gr3-squashfs-sysupgrade.bin

Not sure? Pick this if upgrading from OpenWrt.

sysupgrade08b3473108d8

Downloads are served by the official OpenWrt mirrors — unchanged upstream stable builds.

Packages & install

Default packages & installation

Default packages

Every image for the I-O DATA WN-AC733GR3 ships these packages by default. The customize option below lets you add or remove packages before the image is assembled.

Device packages (2)

kmod-mt76x0e kmod-switch-rtl8367b

Target default packages (29)

apk-mbedtls base-files ca-bundle dnsmasq dropbear firewall4 fstools kmod-gpio-button-hotplug kmod-leds-gpio kmod-nft-offload kmod-rt2800-soc libc libgcc libustream-mbedtls logd mtd netifd nftables odhcp6c odhcpd-ipv6only ppp ppp-mod-pppoe procd-ujail swconfig uci uclient-fetch urandom-seed urngd wpad-basic-mbedtls

Installation notes

  • First install from stock firmware: flash the factoryimage through the vendor firmware's upgrade page or recovery mode.
  • Already running OpenWrt or ImmortalWrt: flash the sysupgrade image from LuCI (System → Backup / Flash Firmware) or with the sysupgrade command.
  • The kernel / initramfs image boots from RAM without writing to flash — useful for a first install or for recovering from a failed flash.
  • Verify your download against the published checksum before flashing:
    $ sha256sum openwrt-25.12.5-ramips-mt7620-iodata_wn-ac733gr3-squashfs-factory.bin
    b6dfc4990800f8ba083e5b8b6a0d4b4a31fcf88956f652f0778214455d309870  openwrt-25.12.5-ramips-mt7620-iodata_wn-ac733gr3-squashfs-factory.bin

Build custom firmware

Need more than the default image for the I-O DATA WN-AC733GR3? Pick your packages — LuCI apps, themes, VPN clients — set the basics, and get a ready-to-flash OpenWrt image assembled from official packages in minutes.

Customize firmware for this device