No aircraft showing on SkyAware

Try this one.

  1. Download Piaware sd card image version 3.7.2 on your Desktop/Laptop:
    PiAware - ADS-B and MLAT Receiver - FlightAware

  2. Follow this guide. It was written for piaware sd card image ver 3.5, but is applicable to piaware sd card image ver 3.7.2 too:
    https://discussions.flightaware.com/t/bake-a-pi/19886/2