Most PostgreSQL database and web developers, who want to make sure their program is completely cross-platform, might have encouthered the problem: PostgreSQL simply does not want to work on Windows 7. Well, it works but installing it properly is not that matter of course what we first thought to be but it is also not that hard to make it work. In this post, we will cover how PostgreSQL with web components can be installed on a Windows 7 Professional system.