To open the main window from which we can work with PyCharm plugins, we go to the settings in PyCharm and go to the Plugins tab. Or, if we are currently at the welcome window, we can use the Configure menu, as illustrated here:
This will open up the main window, where we can manage our PyCharm plugins. There are three tabs in this window (Marketplace, Installed, and Updates), as illustrated here:
In the preceding screenshot, I was in the Installed tab of the window, ...