You do not need to re-purchase any game you've bought previously, as long as you log in using the same Steam account you previously. If your purchase fails, Steam will save your shopping cart (at the sale price) for three days So if you're trying to buy a game that's on sale, but you have trouble . Quick question, say if I uninstalled Steam from one computer and install Steam on another computer, how do I restore all my purchased and/or. Using the Steam Backup Feature. How do I use the Steam backup feature to save copies of my game files and restore my game files from backup copies?. Valve will, upon request via adopteesofcolor.org, issue a refund for any title that is requested within 14 days I bought a game right before it went on sale. To give a gift to a friend or family member, locate the game you would like to. If you play games on a PC, there is a very good chance you're using Steam. There is no way to reinstall a game purchased on Steam without using the Steam . Maybe your PC doesn't meet the hardware requirements; maybe you bought a game by mistake; maybe you played the title for an hour and just didn't like it. Restoring Steam backups reverses the process. Select “Restore a previous program ” from the Steam menu “Backup and Restore Games.