To mark a list item as complete, click the empty checkbox to its left.
Notes and checklists appear in chronological order newest down to oldest in the Keep pane. You can pin a note or list to make it stay at the top of the Keep pane; just point to the note, then click the Pin Note button that appears in its top right corner.
To edit a note or list, simply click the note or list, make your changes and click Done. To archive or delete a note or list, click the three vertical dots button (Menu) and choose Archive or Delete.
To hide the Keep pane, click its Close button.
In the last chapter, you learned that you could place tasks and reminders on your calendar, just like events. But what if a task does not have a due date or time associated with it. The Tasks pane lets you enter to-dos items. If dated, they will appear on your calendar. All tasks, dated or not, appear in your Tasks pane.
From your Gmail or Google Calendar in a browser on your computer, click the tiny Tasks button in the narrow sidebar on the right.
To mark a task as complete, click the round empty button to its left.
To delete a task, click its Edit button and then click the Delete button (trash can icon).