You can check your 3G/4G settings.If you choose connect automatically,it should not drop the connection.If you choose connect manually,the Internet will down after a while.

You can check the port forwarding by HFS software.First open port by virtual server on D9 router.Then fill in the port on HFS.Then open a web broswer and fill in WAN IP+port Number and check if you...

What's the model No. of your ADSL Router?If you want to connect your router to Hotspot,you can use WDS Bridging function.Then connect to Hotspot network.

What about other wireless devices such as mobile phone,tablet?If they all have the same problem,I think it's related with the encryption.If other wireless devices work fine,maybe it a compatible...

Hi,you can try to create profile and fill in the information.If you are not sure about the parameters,you can contact your ISP to get it.After this is done,you can check if you can connect to the...

As I know,Most TP-LINK products have 2 years warranty.Begin from the purchase date.Your can keep the invoice.If your device doesn't work,you can take it to ask for a replacement.