Log work from the Planner
Navigate to the Task that needs work logged by:
Clicking the three dots labeled More actions.
Clicking the name of the Task.
Click Log work.
Select either
Duration: Adds a time block of this duration having the end time immediately as you log this work.
Specific date & time: Adds a time block at the specific date and time you select.
Click Log work.

Log work from the Google Calendar add-on
Navigate to the Task that needs work logged by:
Clicking on a Task Event in your Calendar
Clicking on the name of the Task in the add-on side panel.
Click Log work.
Enter the date and time the work was done.
