What is a pinned post in a community, and how do I pin a post?

A pinned post is the first post that users see when they visit a community. You can pin a post with links for navigating in the community, a description, rules or other important information. Pinning promoted posts is prohibited.

How do I pin a post?
1. Add a post as the community.
2. Use the downward arrow in the top right corner of the post.
3. Select Pin post.

You can do the same to unpin a post.
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