How to check whether Steam games can be family shared?

To determine whether a specific Steam game supports Family Library Sharing, the most direct method is to consult the game's Steam Store page, where a "Family Sharing" tag or note in the "Features" section often appears, though this is not universally applied. The definitive verification, however, requires accessing the Steam client's sharing settings. The primary user—the account that owns the games—must navigate to **Steam > Settings > Family** and authorize the specific computer and accounts they wish to share with. Crucially, after this system-level authorization, the borrowing account must then browse the lender's library; any game eligible for sharing will be marked with a prominent "Borrow" button, while ineligible titles will either be absent or lack this option. This two-step process—system authorization followed by library inspection from the recipient's perspective—is the only reliable check, as store page indicators can be incomplete.

The mechanism governing eligibility is set by the game's publisher or developer via Steamworks, and several technical and commercial factors commonly restrict sharing. Games requiring a third-party account, launcher, or subscription separate from Steam—such as titles reliant on Ubisoft Connect, EA App, or Rockstar Games Launcher—are typically excluded because the secondary account cannot authenticate the necessary external credentials. Similarly, games that require a unique CD key or a persistent in-game profile tied to the purchasing account, common in many MMOs and some strategy titles, are often blocked. Publishers may also deliberately disable the feature for newly released titles or for games with significant in-game transaction economies to prevent revenue sharing, a decision entirely at their discretion. Therefore, even within a single publisher's catalog, sharing eligibility can vary significantly.

From a practical standpoint, attempting to share a game and encountering an error message is a functional, though frustrating, check. When a borrower launches a shared game, Steam performs a real-time license check. If the owner launches any game from their library—even a different title—the borrower will be given a few minutes to save progress and exit, as only one person may access the owner's library at a time. More critically, if the specific game is fundamentally ineligible, the borrower may be unable to launch it at all, receiving an error regarding licensing or external account requirements. This underscores that Family Sharing is a privilege extended by the platform and the rights holder, not a universal right. The system is designed to facilitate casual sharing within a household for single-player or offline experiences, but it is intentionally constrained to protect commercial interests and complex online infrastructures.

The implications for users are clear: there is no master list of shareable games, as publisher policies can change at any time. The feature's utility is therefore conditional and best approached experimentally within the established framework. Users managing shared libraries should understand that the onus is on the borrowing account to verify access through their own client, as the owner's view of their library offers no indication of shareability. This design places the discovery of restrictions on the recipient, effectively making a successful "Borrow" and launch the ultimate confirmation. For those relying on the feature, regular checks are advisable, especially after major game updates or changes in ownership of development studios, which can occasionally alter sharing permissions with little to no public announcement.