@skyfree Thanks for your explanation; Considering the TL-MR6400 cannot detect the sim card since you bought it last week, to solve your problem quickly, it is suggested to contact the retailer or the...

@Voxar Theoretically it won't; you can factory reset the router and then verify whether it works as expected. Good day.

@ItsThatJake It seems that we are talking about different things. The VoIP feature I mentioned is related to the phone port, the model number like Archer VR900v or TD-VG5612 support this feature,...

@4x3.2x9 For your information, DSL up time means the time duration that the router has been running/online; it won't count down to zero to reboot the router, actually, they are totally different. If...

@TheMaster We are talking about two different things, The bridge mode he mentioned is the pure modem which is used to synchronize the DSL connection only, where the advanced feature is not available,...

@florenceccollin Welcome, it is glad to help you. If need more help, just let us know. Best regards.