The Hub4 is no better than the Hub3.
What make/model of Mesh system are you using?
And have you got the Hub in modem mode with the Mesh doing all the heavy lifting - that is the best way to do it
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John
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I do not work for VM. My services: HD TV on VIP (+ Sky Sports & Movies & BT sport), x3 V6 boxes (1 wired 2 WiFi,) SH2 in modem mode with Airport Extreme Router +2 Airport Express's. On VIVID200, Talk Anytime Phone, x2 Mobile SIM only iPhones.