Before downloading any firmware, confirm you have the v5 model.
Advanced users often install OpenWrt to unlock features like USB tethering or VPN support: [OpenWrt Wiki] TP-Link TL-MR3420 v5 tplink mr3420 v5 firmware
: This version typically requires flashing via the web interface or using a TFTP recovery : Using third-party firmware voids your warranty Before downloading any firmware, confirm you have the