How to Download and Install Python on Windows (irrespective of the version) with screenshots?. Installing the Python IDE includes the following steps. So, Please follow the Download and Install Python steps.
Steps to Download and install Python Programming Software
Here, we are downloading and installing Python on windows. And it is same for Mac users also.
Download Python IDE
To download Python programming software, first Go to the official Python website by clicking this link Download Link. It shows you the Downloads page of the official Python website.

Here, you can select the Python Version. For now, we are selecting the latest version (i.e., 3.6.1). Click on the download Python 3.6.1 button to start the download process. Once you click on the download Python 3.6.1 button, a pop-up window opened to save this file. Please select the Save File option.

Install Python IDE
Step 1: Please navigate your file system to the Python IDE Software that we downloaded previously, and click on the Python-3.6.1.exe application to install python IDE. Or, if you downloaded the file using Firefox, then do as shown below. Remember, the version number might be different in your case.

Step 2: Once you click on install Python application (Python-3.6.1.exe), the below-shown window opened. It is a Security warning, and it may only appear if you have any security measures. Otherwise, skip this and go to step 3.

We selected the Install Now option (default). It installs the python software in the App Data folder, and it includes the Python software, command prompt, and Python IDE to work with Python.

Step 4: Wait until the Python installation completed.

Step 5: Click the Close button to complete the Python Installation

Let me open the Python IDE (IDLE (Python 3.6 32-bit)) to check whether the IDE is working correctly or not. As you can see, it is working well.
