In Internet Explorer, open the official download page (1). Switch to the download page for Windows (2).
Select the "executable installer" (64-bit):
Follow the further download instructions and download the installation package to your hard drive.
Open the just-downloaded python-3.7.4-amd64.exe file.
Start the installation by clicking "Next".
Confirm the next step with "Next":
Make sure to install Python for all users (1) . Choose an appropriate path, if possible without spaces and special characters (2), and start the installation by clicking "Install" (3).
After installation, please disable the limitation of the path length (260 characters).
Finish the installation by clicking "Close":
Open the command prompt with admin permissions. To do this, right-click "Start" (1) and select "Command Prompt (Administrator)" (2):
Enter the command "pip install pygments" and wait for the process to finish:
If you have completed all steps successfully, you can delete the previously downloaded file "python-3.7.4-amd64.exe" from your hard drive. If you install BlueSpice pro, go to the next step "PhantomJS". If you install BlueSpice free, you can now continue with Installing BlueSpice.