To enable Family Library Sharing, first be sure you have Steam Guard security enabled via Steam > Settings > Account in the Steam Client. Then enable the sharing feature via Settings > Family, (or in Big Picture mode, Settings > Family Library

Family Library Sharing. Family Sharing allows family members to share games while keeping their accounts separate. Family and guests can play one another's games while earning their own Steam achievements and saving their own game progress to the Stea

Enabling Steam Family Sharing. Setting up Steam Family Sharing is easy, albeit slightly counter-intuitive. In order to set up sharing you need to have access to both the computer the shared library will be accessed on as well as the account of the user yo