To enable students to upload assignments the dates must be valid and current. To change the date of an Assignment activity do the following:

  1. Login to Online Moodle and go to your course
  2. Turn editing on  

  3. Go to the Assignment activity you want to update

  4. Click Edit > Edit Settings to go to the activity settings
  5. Scroll down to the Availability section and adjust the date/time as needed
  6. Scroll to the bottom of the page and click the 'Save and display' button