Please make sure that you have logged into the correct Steam account that you bought the game(s) with.Please make sure that you have selected the full list of your games in Steam Library, not a list of currently installed games: In case of a gift, the game may have appeared in your Steam Inventory instead, in which case you must navigate to your Steam Inventory ( Hover over your name in Steam and select Inventory ) and redeem the game from there.
This can be caused by your anti virus or similar software deleting the update files before steam has a chance of copying them to their intended location to update a game.
ref=4988-DHXV-7272 It describes what to do in each case. Steam games cannot disappear from your Steam account, unless you acquired them illegally or it was a timed offer ( Free Weekend or a Guest Pass ).
The only official place to buy Facepunch games ( Rust and Garry's Mod ) is the Steam Online Store ( ).
Your games are attached to your Steam Account and cannot be transfered to another account.
Steam Family Sharing information: Steam Refunds information: In case you have lost your account, be that forgetting your password, log in username or your account getting hijacked, please refer to this article from Steam Support: https://support.steampowered.com/kb_article.php?