[null,null,["最后更新时间 (UTC):2025-07-25。"],[],[],null,["# Interface CoActivityDelegate\n\n| **Early Access Program:** This feature was only available in limited preview, through an Early Access Program. This program is now closed to new signups.\n\nHost-provided set of base configuration options.\n\nSignature\n---------\n\n interface CoActivityDelegate\n\nProperty signatures\n-------------------\n\n| Name | Description |\n|---------------------------------------------------------------------------|-------------------------------------------------|\n| [`activityTitle`](./live_sharing_sdk.coactivitydelegate.activitytitle.md) | User-suitable string describing the CoActivity. |"]]