Automatically Lock Student Communication
You can set student communication to be automatically restricted after a certain amount of time.
https://scrapbox.io/files/6539a3b282422b001c753b30.webp
【Step 1】 Log in to the Admin Console using an Administrator Account. 【Step 2】 Select Settings.
【Step 3】 Open School and Admin User Settings.
【Step 4】 Choose a desired time from "Tunnel autolock seconds".
【Step 5】 Click Update.
Reference