1. In Setup, enter Permission Sets in the QuickFind box, then click Permission Sets in your results.
2. Open the permission set you plan to use.
3. Open System Permissions, click Edit, and select Pin Posts in Feeds.
4. Click Save.If necessary, assign the permission set. You can assign permission sets to a single user from the user detail page. You can assign multiple users to a permission set from any permission set page.Note The Pin Post option appears onthe post overflow menu only to users with permission. The option appears on the postoverflow menu only in the feed and not in the post’s detail view.