Sometimes the official EXE says "No device found" because your Windows configuration is custom. Force it manually:
Here is the most important technical nuance regarding the : Microsoft Windows Update usually handles this driver automatically, but it often pulls the wrong generic driver. realtek alc3287 driver
Legacy Realtek installers look for HDAUDIO\FUNC_01&VEN_10EC . The ALC3287 often appears as INTELAUDIO\FUNC_01&VEN_10EC or a SoundWire VEN_10EC&DEV_3287 . The installer does not recognize the hardware ID. Sometimes the official EXE says "No device found"