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Device: TP-Link TL-WR740N v4.20, v4.21, v4.22, v4.25, v4.26, v4.27, v4.28

Last Updated: 06/07/2025 08:13:51 UTC

Specifications

Device Type WiFi Router
CPU model Atheros AR9331
CPU cores 1
CPU clock frequency (Mhz) 400
Flash Storage (MB) 4
Memory (MB) 32
1G Ethernet Ports None
2.5G Ethernet Ports None
5G Ethernet Ports None
Modem None
VLAN Yes
WLAN Chipset Atheros AR9331
WLAN 2.4GHZ b/g/n
WLAN 5GHZ None
USB ports None
Bluetooth None
Bootloader U-Boot
Power Supply 9 VDC, 0.6 A
Switch Atheros AR9331
Serial Yes
Serial Connection None
Button Count 2
LED Count 8
FCCID https://fcc.io/TE7/WR741NDV4
OEM Hompage https://www.tp-link.com/us/home-networking/wifi-router/tl-wr740n/
OEM Firmware https://www.tp-link.com/us/support/download/tl-wr740n/v4/
Wiki Devi https://wikidevi.wi-cat.ru/TP-LINK_TL-WR740N_v4.x

OpenWRT

Supported Version Current 18.06.9
Supported Version Since 12.09
Forum Topic -
Firmware URL https://downloads.openwrt.org/releases/18.06.9/targets/ar71xx/tiny/openwrt-18.06.9-ar71xx-tiny-tl-wr740n-v4-squashfs-factory.bin
Firmware Upgrade URL https://downloads.openwrt.org/releases/18.06.9/targets/ar71xx/tiny/openwrt-18.06.9-ar71xx-tiny-tl-wr740n-v4-squashfs-sysupgrade.bin
Install Method GUI OEM, U-Boot TFTP + serial recovery, see devicepage
Package Architecture mips_24kc
Target ar71xx-ath79
Subtarget tiny