How to Install CUDA on Debian Bullseye 64-bit

Installing

3. 3. Installing Kernel Headers

   Next Install Debian’s Kernel Headers.

   sudo apt install linux-headers-$(uname -r)

   If Got “User is Not in Sudoers file” then see: How to Enable sudo

4. 4. Setting Up Repo

   See How Setup CUDA Debian Repository

   Debian CUDA Repo Setup

   CUDA Repo for Debian.

5. 5. Installing CUDA

   Finally, Install CUDA Toolkit in Debian.

   sudo apt -y install nvidia-cuda-dev nvidia-cuda-toolkit nvidia-driver

6. 6. Setting Up Path

   Again Setup PATH Env Variable.
   This is necessary to Find the Binaries on System:

   echo 'export PATH=/usr/local/cuda-10.0/bin${PATH:+:${PATH}}' > $HOME/.bashrc

   Possibly Amend the 11.0 with the Actual Version…
   And finally, Reload Configuration simply with:

   bash