Rosewill AC1200UBE2 (8812au) not finding/connecting to 5G

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A few tips for using 5GHz WiFi

There have been questions on various forums concerning getting 5GHz WiFi to work on the RPi. I thought I’d share my experiences. My RPi2 was using an Edimax nano 2.4GHz adapter that was quite slow and there was interference from the ~40 neighboring networks, the 2MB/s (on a 72Mbps link) was plenty enough to stream movies but using my microwave oven would cause stuttering or even disrupt streaming completely. Sometimes the adapter would just lose link and need reset. I bought a Tenda W522U dual…

This guy had to change the broadcast channel on his router.