1, set permissions, prohibit other participants from adding comments, and put an end to graffiti from the source.
2. Clear all comments manually.
Method 1: Set permissions.
Step 1: After entering Tencent Conference, click * * * at the bottom of the page to enjoy the screen options.
Step 2: Select the interactive annotation option at the top of the page, remove the check mark on the left side of the option, and allow other members to add interactive annotations, thus closing the permissions.
Method 2: Manual cleaning method.
Step 1: After entering Tencent Conference, click * * * at the bottom of the page to enjoy the screen options.
Step 2: Click the interactive annotation option at the top of the page.
Step 3: Click the empty option at the bottom of the page, and select the annotation to be empty from the drop-down list according to your own needs.