@SigNull No, AX1500 doesn't have a VPN Client implemented. Here's a list of wireless routers with VPN Client implemented.

@rossack That's correct - this is the way it should be done to have an Internet failover/load balance feature. If you want to set VR400 in bridge mode, use this story for details. I would suggest to...

@rossack Yes, "Back up Solution for Internet Access" only works with a 3G/4G USB modem plugged into the USB port. You can't use the LAN4/WAN port for an internet connection back-up. This port works...

@lsmax Look at the router's bottom sticker to determine the HW version of the device. The FW releases for TL-WR841 v14 should be accessible here.

@Ertunc Yes, ethernet backhaul was implemented in the FW release that you have already installed. By the way it's about EasyMesh not OneMesh - check this thread.

@GuilhermeAlves I find that odd myself, but it seems that Archer C6 v4 doesn't have a VPN server implemented, like it was in Archer C6 v3 and Archer C6 v2. Check its tech specs here - ther's no VPN...