A locked question is one where certain actions are disallowed. A locked question does not allow editing of the question changes to question topics (including con topics) nor editing answer wikis. You may still answer locked questions or change answers you've already written as normal. Quora Moderation topic tid 21639 locks questions in order prevent harmful changes such as vandalism spam inappropriate topic changes or heated disputes over the of questions. Locking is often temporary but may last indefinitely when needed.