power on the rad1o pressing the stick (white thing in the middle) to the left (rad1o should be oriented such that the display is in the upper left corner)
select HKRF-OLD and press the stick
start Zadig (in the SDRSharp folder), select HackRF in the upper pulldown and WinUSB directly above the “Install Driver” Button
Press “Install Driver” and wait for an eternity
execute SDRSharp.exe and select HackRF as Source
Result
a moving baseline with some spikes in pretty colors