It was Three Ireland 4G. I tried all different settings as recommended on these forums, but nothing worked. It's fairly clear its a hardware/firmware issue as a similarly sited Huawei runs a stable 5...

It's not difficult to understand. Too many products for the firmware team to keep up with. So TP-Link either need to employ more staff on the firmware team, or they need to stop introducing models...

As TP-Link have not even had the decency at least to respond to say my message has been received, I will return the product to Amazon for a full refund, as reading all the other threads, and noting...

@SayeemAhmed It's odd. The whole X50 series appears to be largely ignored by TP-Link whereas the X55 series seems to be first out of the box for firmware and feature upgrades despite it being...

Query: My old Huawei 4G router gave up the ghost. I replaced it with a X50-5G V2 with the idea when I do eventually move to 5G, I have a router capable of doing so. The major difference is the signal...

@patasekcz This is not the solution you are after, but it might help your situation. I hasten to add I have not used it on Deco (yet) but I cannot see why it wouldn't work....