You can decide which categories your users have access to by using Custom Groups. Find out more below on how to work with them.
How to manage category access
1a. In New MediaValet, Go to Settings > Groups, then under the Access column click on View/ Edit
Once on the Group page, click on View/Edit under Access
2. Select the categories you want the user group to have access to.
3. Click Save when completed.
Note: Please be aware that you can give access to a maximum of 200 categories. You can see the count at the bottom of the window.