When flame wars break out, you can lock conversations on issues and pull requests until cooler heads prevail.

Locked conversation

While a conversation on an issue or pull request is locked, only people with collaborator permissions can add comments.

  1. In the right margin of the issue or pull request, click Lock issue or Lock pull request. Lock issue link
  2. In the "Lock conversation" confirmation box, verify the action and click Lock this issue or Lock this pull request. Confirm lock dialog box
  3. When you're ready to unlock the conversation, click Unlock issue or Unlock pull request. Unlock issue link

Further reading