@David-TP Thanks for the reply. The laptop is a work supplied device with mandatory vpn which can't be disconnected. Yes, that is the Firmware version. Any ideas welcome. regards N

Having just changed ISP and also invested in a new TP-Link mesh system, I have a Deco X55 connected to my Plusnet 2 isp router using FTTC. The Deco X55 then connects to an un-managed TP-link switch...