Hi @js95, what’s the URL of the PyTorch wheel that you downloaded/installed? I would try removing PyTorch and torchvision, and starting fresh. Install one of the PyTorch wheels from that PyTorch for Jetson thread first, and make sure it detects GPU before proceeding with torchvision.
If you continue having issues, you can use the prebuilt l4t-pytorch container images, which come with PyTorch and torchvision pre-installed: