Crytek:We have just implemented a fix for the Server Favorites issue in which people were not able to successfully save their favorites. The original issue was everytime you logged out of Crynet, or closed the game the list of favorite servers would not be saved and as such, you would have to find the servers over and over again each time you played. This is now not the case, and it now works as intended.

To learn how to favorite a server, click here to read the original article.