If you are still experiencing issues with the 3G/4G connection, please let me know: What is your cellular provider?
The TP-Link TL-MR3420 v5 is a testament to the longevity and strength of the open-source networking community. While its stock firmware is functional, the true value of this router is unlocked by installing OpenWrt. tplink mr3420 v5 firmware
Bug fixes improve connectivity stability. If you are still experiencing issues with the
If the update page doesn't load, clear your browser cache or use a different browser. Bug fixes improve connectivity stability
(e.g., constant reboots, no 4G signal) What is the model of your 3G/4G USB modem? Are you using the stock firmware or a third-party firmware? Download for TL-MR3420 V5 - TP-Link
A: TP-Link sometimes removes older USB modem drivers. Install OpenWrt for broader modem support (RNDIS, QMI, NCM).