Hello @az7906
Thank you for contacting the Instructure Community. We're sorry to hear you've been experiencing issues with removing access to quizzes from grades. Can you explain a little more of what you are trying to do? Are you trying to disable students from accessing the 'quizzes' tab on the left side navigation? Are you trying to hide quiz grades from students? There are ways to achieve both, but it depends on what your goal is exactly. If you want to remove the quiz tab from students follow this guide:
How do I manage Course Navigation links? - Instructure Community
If you want to hide the grades of quizzes while you work on them, set them to a manual grade posting policy:
How do I select a grade posting policy for an assi... - Instructure Community
Hopefully this helps.
If you have more questions regarding this issue(s) please feel free to respond with descriptive information as to give us a clear insight into the problem.
