Now i uploaded a bin file for the modem and now it works. ;) I took the one for italia but it worked. http://www.tp-link.com/en/support/3g/

Hi John! How is it that the modem is on the compatibility list on the TP-Link website. If you search for TL-MR3420 and E392, E392 will for example be displayed on the list for Portugal. Is the ISP is...

Something went wrong here. The router should be TL-MR3420 not 3220. //Tgren

Region : Sweden Model : TL-MR3220 Hardware Version : V2 Firmware Version : 3.13.27 Build 121206 Rel.60215n ISP : Telia Hi, The router finds the 4G modem Huwei E392u-12 but could not connect....