Steam how to get into off-line mode quickly

1, click on the top left corner of the "Steam" button to open the menu, and then you will see "into the Offline mode", click on Restart Steam, and then you will enter the steam off-line mode.

2, after entering the off-line mode, you will not be able to use the steam social functions, and then in the course of running the game, the game's achievements no longer correspond to unlock, and the corresponding number of people in the game will not be able to use, but the game time as usual, but some games have achieved synchronization, as long as you use again, can synchronize achievements.