From the xCenta Dashboard, click on Tools >Admin in the top right of the screen.
A new page will appear, from the admin screen, click on Manage Document Categories and Tags.
A new page will appear click on Add Category, fill in the required field and click Save.
Click on the document category then Add Tag.
Fill in the required field and click Save.
If you are unable to follow these instructions, you may not have the required user permissions. Please contact your Site Administrator.