Users following the task will receive a notification in their Workast channel, informing them about the comment.
Type /todo list to bring up the list of open tasks in the channel.
Click on the ellipses (three dots) next to the task, then select "Add comment".
Type your comment in the text box. Click "Send" when you are done to add the comment to the task.
When you receive a notification about a task in your Workast channel, there is an "View details" button available for you to get to add a comment.
Click on the "View details" button underneath the task message. A "Task details" window will pop up.
Click on +New comment button, next to comments.
Type your comment in the text box. Click "Send" when you are done to add the comment to the task.
If you want to learn how to tag users in comments in the Workast web app, click here.