If you’re looking to get Fallout 3 working on your Windows 7 Steam account, there are a few things you can do. The first is to make sure that your game is up-to-date. To do this, open the Steam client and click on the “Check for updates” button. If everything looks good, then you can continue by clicking on the “Update my game” button. If everything doesn’t look good, then it’s likely that your game is not up-to-date. The next step is to make sure that Fallout 3 is installed on your computer. To do this, open the Start menu and type “Fallout 3” into the search bar. Once you’ve found Fallout 3, click on it and then click on the “Install” button. Once Fallout 3 has been installed, you can start playing it by clicking on the “Play” button. If everything goes well, you should now be able to play Fallout 3 without any problems!