If you prefer the GOG version, you have two ways to install it according to GOG Support :
While more linear than POSTAL 2 , there are many hidden secrets and posters tucked away in the levels. postal-brain-damaged-installation-tutorial
Download the setup files from your GOG account . Run the .exe and follow the prompts. You can select your language under Options before the installation begins. 🔧 Essential Configuration If you prefer the GOG version, you have