Codec settings

I am running windows 10 and Audacity 2.3.0

I am attempting to amend the Microphone USB Audio Codec properties in Windows to match the settings in Audacity ie 2 channel stereo 48000 Hz

When I ask my PC to Apply these changes, the system says that the device is being used by another application The setting is currently set to default of 1 channel 44100 (CD Quality)

I am recording from a USB link for a Pro-ject turntable. Their manual recommends 2 channel, 16 bit 48000Hz (DVD Quality) Obviously my turntable is providing stereo output
There is no other application running as far as I can ascertain

Unfortunately, Microsoft has made it more difficult to set the recording device properties. This worked for me: