Conda channel not found

[photonshi]

UnavailableInvalidChannel: HTTP 404 NOT FOUND for channel pytorch/torchcsprng https://conda.anaconda.org/pytorch/torchcsprng

The channel is not accessible or is invalid.

You will need to adjust your conda configuration to proceed.
Use conda config --show channels to view your configuration's current state,
and use conda config --show-sources to view config file locations.