If you’ve set it to Friends can watch my games, they can start watching immediately without needing permission. How Friends Can Watch Friends List Access: ...

Here you can add Family members by either sending them a Friend Code or by inviting them from your Steam Friends list. Your Steam library will be automatically shared with family members.

 Play local multiplayer games with Steam Friends online. Stream video, audio, input, and voice between players. Use your own controllers, or share control of the keyboard & mouse.

Playing Resident Evil 5 in online co-op with Steam friends is easier with some changes implemented with the multiplayer update patch.

Learn how to play Dying Light 2 with friends across Steam and the Epic Game Store, as well as details on crossplatform play between the different PC versions ...

If Steam Friends list is a black box for you, restart the Steam Client app and see and if that does not help, follow the solutions mentioned here.