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Learn how to find cards in My Missouri State here: Searching for Cards and Links
If you have been given a specific Course Reference Number (CRN) that you are supposed to register for, or if you are trying to register for a full class that you have been given closed-level permission to add, you will need to register by CRN using the instructions below.
Step-by-Step Guide
- Log in to My Missouri State and search for the Registration card.
- Click the Add, Drop or Search for Classes link.

- Click on Add or Drop Classes
- Select your term and click Continue
- Click on the Enter CRNs tab
- Type your CRN in the CRN field. As you type in each CRN, a new blank CRN field will appear, in case you wish to add multiple courses this way.
- Click Add to Summary
- Click Submit at the bottom of the page to complete your registration.
- Any errors that prevent registration in your selected class(es) will appear in the upper right corner of your screen. If your course has a registration error, you will notice that the course is highlighted in red in the summary panel with a status of “Errors Preventing Registration.” Once you have resolved the errors, you can attempt to register for the class again following the steps above.
- If there are no errors, the status of your courses will be highlighted in green and will read “Registered.” Any of your courses that have a schedule day/time will appear in the schedule section of the Registration page.
- If you do have errors and wish to remove the course from your registration summary, hit submit again and the course will disappear.