Why can't I play shared games on Steam?
Check Steam Family Sharing settings: Make sure that both accounts have enabled Family Sharing and that the shared library is visible to the other account. To check this, go to Steam > Settings > Family and ensure that both accounts are authorized for sharing and that the library is shared.
Can two people play Steam Library at the same time?
If 2 people are using the same steam account, no. A single steam player can only play one steam game at a time. If 2 people are using their own account, thus 2 different accounts, then yes. Each owns their own copy of the game.
How do I access shared libraries on steam deck?
Yes. You must be online to access and play games which are shared with you.
Can you play online with Steam family sharing?
How long does it take for Family Sharing to start working?
Why can't I play a game shared game?
What happens when you join Family Sharing?