@Drwtg Hi, apart from the device name, the Deco App should also list the MAC address. You can do a MAC address lookup, and it might tell you the brand of this device: https://macvendors.com/ It is...

@JoeQ Hi, it might depend on the internet access of these two ISPs. If they both use "Dynamic IP", Deco E4 should be plug-and-play. If they use "PPPOE", you might need to go to Deco APP>More>...

@Hottentott Hi, if we manually unplug the EWAN cable, will it fall back to 4G? If not, can I have a screenshot of the current 3G/4G backup status? By the way, may I know your SIM carrier? If we...

@AvFred Hi, may I know your SIM carrier? Can I have a picture of the current internet status, such as: Please also refer to No internet service on LTE Gateway Router for more suggestions. Best...

@Codeloaf Hi, have you tried to set Archer MR600 into "wireless router" mode and set the IPV4 connection type as "Dynamic IP" and IPV6 as "Bridge"?

@ryanck Hi, welcome to the community. Can I have the current firmware version of your Deco S4? How about the internet connection type on the Deco S4 when it connects directly to the TalkTalk, PPPoE,...