> ## Documentation Index
> Fetch the complete documentation index at: https://www.plain.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# markThreadAsDone

> Mark a thread as Done, indicating there is nothing left for the support team to do right now. The thread will automatically revert to Todo when new activity arrives. Requires the `thread:edit` and `thread:read` permissions.