Link Your Existing Facebook Business Page to Facebook Business Account:

2. Open "Settings" > Accounts > Pages and click on "Add"

3. Select "Add a Page"

4.  In the search type your existing Facebook business page, select it and press "Add Page"

5. The page will be added to your Facebook business account

How to create a new Facebook business page in your Facebook business account:

2. Open "Settings" > Accounts > Pages and click "Add"

3. Select "Create a New Page"

4. Type the page title, select a business category and press "Create Page"

5. Insert information into your newly created Facebook business page (pictures, logo, contacts, etc.).