Open command prompt (Open Start Menu then type cmd and press Enter).
If your 'HOME' environment variable is not set (or you don't know what this is):.
Ensure that 'Enable file system caching' is selected and click on 'Next'.
Ensure that 'Enable Git Credential Manager' is selected and click on 'Next'.
Ensure that 'Default (fast-forward or merge) is selected and click 'Next'.
Ensure that 'Use Windows' default console window' is selected and click on 'Next'.
Ensure that 'Checkout Windows-style, commit Unix-style line endings' is selected and click on 'Next'.
Ensure that 'Use the native Windows Secure Channel library' is selected and click on 'Next'.
(If you don't do this Git Bash will not work properly, requiring you to remove the Git Bash installation, re-run the installer and to select the 'Git from the command line and also from 3rd-party software' option.)
Ensure that 'Git from the command line and also from 3rd-party software' is selected and click on 'Next'.
From the dropdown menu select 'Use the nano editor by default' (NOTE: you may need to scroll up to find it) and click on 'Next'.
You don't need to change anything in the Information, location, components, and start menu screens.
Click on 'Next' four times (two times if you've previously installed Git).