Fairphone 2 Wi-Fi reception drops using 5 GHz channel 120

[DeepSea]

I suspect corrosion at the end(s) of the WiFi antennae or a detached connector inside the FP2:

How can I reconnect loose antenna cable

Hi guys, some days ago, my Fairphone 2 fell to the floor. This damaged the RF cable connecting the antenna to the motherboard. The cable is now detached from the connector (probably MHF3). I tried to stick the cable back into the connector manually, but it did not work. I read here that @PorCus managed to re-attach it. Was this referring to re-attaching the connector to the antenna board or the cable to the connector? If attaching the cable to the connector manually is possible, could someone p…