Sorry, but I am not familiar with this type of devices. If that's the case how one could tell what's the IP address range that this router gives to the devices connected to itself ? For example, if...

Then you'll have to change the C6 LAN settings to meet the WDS requirements. Does that router have a DHCP server ? If yes, what's the IP address range that it is configured with ?

Well, root router should have something like 192.168.0.1/255.255.255.0 as IP address/Mask, to be in the same subnet with the C6 router. Remember that it was note #1 in the guide for configuring WDS...

For you own protection, when you posting screenshots remove/blur/cover any personal passwords. What's the LAN IP address of the modem ? Is it 192.168.225.1 ? (Gateway IP in your creenshot /modem/) If...

@Mike.Sydney Yes, that's it, I wrongly assumed that you already have 4G USB dongle (modem) - the mobile operators gave them for free if you subscribe for data plan with a separate SIM card. Combined...

This video refers to some other model TP-Link device. Archer C6 v2 doesn't have Range extender mode - only Router and AP mode, thus you don't have Scan button in your wireless settings interface. All...