Usually, we would type the primary password in the ‘Enter Password’ box, before clicking on ‘Unlock’.
But let’s see what happens when we enter the wrong password:

As you can see, we get an error message.
If we enter the correct primary password, we can see the other passwords inside the manager.

This is what a password manager looks like when it’s open. As soon as the window is closed, it will automatically lock itself again.