{"section":"tutorials","requestedLocale":"en","requestedSlug":"defining-mandatory-fields-in-master-data-v1-forms","locale":"en","slug":"defining-mandatory-fields-in-master-data-v1-forms","path":"docs/en/tutorials/master-data/master-data-v1-settings/defining-mandatory-fields-in-master-data-v1-forms.md","branch":"main","content":"To change the fields that appear as mandatory in the __Profile System__ of Master Data v1, follow the steps below:\n\n1. In the VTEX Admin, access **Store Settings** > **Storefront** > **Master Data**.\n2. Make sure that you are in the __Applications__ tab.\n3. Click on the gear <i class=\"fas fa-cog\"></i> in __Profile System__.\n4. Click on the edit icon <i class=\"far fa-edit\"></i> next to the form you want to configure.\n5. Click on __Layout Schemas__.\n6. Click on the edit icon <i class=\"far fa-edit\"></i> in the line of the field you want to configure.\n7. In __Advanced Field Settings__, select __Required form field__.\n8. Click `OK`.\n9. Click `Save`.\n\nThe option can be changed whenever necessary."}