To create custom fields in Drupal, follow these steps:
1. Open the Drupal dashboard and navigate to the “Structure” tab on the top menu bar.
2. Click on “Content types” and select the content type you want to add the custom fields to.
3. Scroll down to the “Manage fields” section and click “Add field”.
4. Choose the field type you want to create from the dropdown list (e.g. text, image, date, etc.).
5. Enter a name for the field, and additional settings or options as needed.
6. Click “Save” to create the custom field.
7. Repeat steps 3-6 for each additional custom field you want to create.
8. Once all the desired custom fields have been created, click “Save content type” to finalize the changes.
You can now use these custom fields to create and edit content within the selected content type.