To Solve Solving environment: failed with initial frozen solve. Retrying with flexible solve Error Just create an env and activate that env and then do the install and your error will be solved. Here is commandline. To create env Use this command: conda create --name myenv Then do Activate env: conda activate myenv Now, Your error must be solved. Second solution is Just set channel_priority to false: conda config --set channel_priority false and my error solved.