@visakh Go through these troubleshooting suggestions to connect the router to the internet: What should I do if I cannot access the internet through Wi-Fi router? If still no luck, check and confirm...

@Harcsa1 How about reviewing this FAQ (Example 3) and confirming the Parental Control settings on the A7? Pay attention if the Private MAC Address is disabled on your PC if there is one, otherwise,...

@Tosh2 As I can confirm, this router model is targeted at ISPs. You should ask your ISP to be advised on this matter.

@MicroThin You can refer to this thread to do some basic troubleshooting.

@Vrix Your router firmware is not the latest, you may update the firmware first, then observe if that resolves the issue you are experiencing:...

@Vtpartha If the model of the TP-Link router you chose is correct, I believe it doesn't support linking to a TP-Link Cloud Account as per the user guide. If yours does support linking to a TP-Link...