@TP-Link Thanks for the reply. Modem speed is 287/286 and 237/285 from the port on the main Deco. Is the cable that comes with the Deco rated for these speeds? It seems the cable connecting one Deco...

I recently installed a Deco x60 to replace my patchwork of routers. I had 100/100 internet and just upgraded to 300/300. The "test internet speed" button under "more" in the Deco app shows speeds of...