ahmed2014 wrote Region : Argentina Model : TL-MR3220 Hardware Version : V2 Firmware Version : ISP : any router 3G/4G/ADSL support only sim card not used 3g modem usb ? and 5Ghz wifi ban ? -3G/4G/ADSL...

Hello Sam, Maybe you can give us some screenshots. And also you can communicate with ebay about you doubt

markdoll01 wrote Same problem here. When connecting via 4G/LTE, port forwarding does not work. Switch same modem via Dashboard interface (connect 4G directly to usb port on pc and use modem build in...

TD-W8970 is a 300 Mbps wireless modem router, which we can see from the introduction on TP-LINK official website. http://www.tp-link.com/en/products/details/?categoryid=&model=TD-W8970 For TD-W8980,...

If you have a ADSL line which is connected to TD-W8968 or TD-W8960N, and you have Internet on it. Then you can use your TL-MR3420 to WDS(Bridge) TD-W8968 or TD-W8960N. Log to TL-MR3420's web...

pdsama wrote I changed the Bandwidth to 20MHz and the problem is the same . TD-W8961ND_V3 has published a new firmware, maybe you can try to upgrade it to have a try:...