How to create a Python 3.5 environment from Anaconda2 or Anaconda3¶
Go to the Environments page.
Type a descriptive Name for your environment, such as “python35”.
Choose 3.5.6 as your Python version.
Navigator creates the new environment and activates it, as shown by the highlighted green bar and green play button. Click the green play button to use various tools within the active environment.