I bought an Archer VR400, it worked properly in the first few months, but then I found that the internet is intermittent. The router shows orange at that time, and I found this error message on the ba

TP-LINK xDSL modem router is mainly designed to access Internet by xDSL line. But customers have different Internet access ways. To make our xDSL Modem router more capable, we developed 3G/4G Router M