To unlock a module on a specific date:
Step 2: In the Course Navigation, click or tap Modules.

Step 3: Click or tap the Gear icon in the module where content is to be edited.
Step 4: Click or tap the Edit button.

Step 5: Check the Lock until checkbox.

Step 6: In the Unlock At box, click or tap the calendar icon. 
Step 7: Click or tap calendar date when module will be unlocked. 
Step 8: Enter the time that the module will be unlocked.
Final Step: Click or tap the Save button.

Comments
1 comment
This will come in handy when I am scheduling assignments in advance for students.
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