1. Easy to customize design: Your Help Center theme should be easy to customize so that you can quickly and easily make changes to match your brand's look and feel.

2. Responsive design: Your Help Center should be optimized for both mobile and desktop users.

3. Accessibility: Make sure your Help Center is built with accessibility in mind, so that all users can use it.

4. Navigation: The navigation should be clear and intuitive so that customers can easily find the help they need.

5. Search: Your Help Center should have a powerful search engine to help customers locate answers quickly.

6. Support: Your Help Center should have support for other languages, so that customers from around the world can access your Help Center.

7. Content: Your theme should be designed to display content effectively, with images, videos, and other visuals to help customers understand the answers.