[header] How to buy office proofing tools [title] Launch your web browser and type " shop.microsoft.com " into the address bar. [step] Going to the microsoft online store is the first step in how to buy office proofing tools. [title] Type office proofing tools in the search bar at the top of the screen. 
[step] Hit the " enter " key on your keyboard or click the small magnifying glass on the search bar. [substeps] If microsoft office proofing tools appears, click on the product.