1. Go to the Contacts page and select the contact you want to add an activity to 

2.  Click on "Log Activity" 

3. Input activity and click on "Add Activity" to save

4. Activity will appear in this section

1. Expand the menu of the activity you want to edit or delete by clicking on the "plus sign"

2. Click on the "3-dots" next to the activity

3. Select either "Edit" or "Delete"