Can't install OpenWrt to Netgear R7800

[hnyman]

That is right, as you need access to the serial header.

See

Netgear R7800 exploration (IPQ8065, QCA9984)

Advice on opening Netgear R7800 case and using the serial console The case bottom and cover are attached to each other pretty tightly, but the case can be opened once you figure out all necessary steps: The circuitboard is attached to a heatsink that is attached to the top cover. So the bottom panel (with sides) is the one to separate from the others. The heatsink is likely attached with a thermal paste or such (I never removed it). There are five screws (Torx T-10) on the bottom that need to …