In this documentation, we can check how to manage attributes in Magento.
1) Login to Magento admin panel.
2) Go to ‘Catalog’.
3) Go to Attributes >> Manage Attributes.
4) To create new attribute, click the button ‘Add New Attribute’.
5) Enter the details.
6) Click the button ‘Save Attribute’.
7) If you want to delete the attribute, select the attribute name and click the button ‘Delete Attribute’.
That is how we can manage attributes in Magento.
If you need any further help please reach our support department.