How to delete a Task

Go to the task list in the app Home tab
Click on More options
Click on Edit to-do items
Click on Select an item to edit
Choose the task that you want to delete
You will see a dialogue box with the task details
Click on Remove item
Click on Yes, remove item
Click on Done
Your task will be deleted
If you have shared your task list in a channel, your task will be automatically deleted from the channel. If you have shared your task list in a DM, click on the 'Sync Todo List' button for the list to get synced with the Home tab. After that, the deleted task will stop showing in the DM as well.