@Sergeydev86 Hi, welcome to our community. TL-MR6400 supports WAN Failover, according to the specifications on the official website. For more detailed configuration, please refer to the guide: How to...

@tpdigi Hi, thanks for posting question here. Could you please share the detailed screenshots of your settings and the error message showing on the web UI? Then we may understand your description...

@LeGeeNda Hi, welcome to our community. As XZ000-G7 is a customized model by some local ISP only, we can know much less than common modem routers. For any configuration and firmware enquiry, it is...

@JamiryoFC Hi, thanks for posting question here. It is sincerely suggested to follow the troubleshooting guides step by step to confirm and provided detailed information as required if you need...

@muhammad_aleem Hi, welcome to our community. You may change another USB cable then try again. Thank you and best regards.

@tkerby Hi, welcome to our community. We would like to escalate your case to the support engineers, and they will help follow it up. If you are willing to do further analysis, please check your inbox...