To access these proofing options, you need to: How to Access the Proofing Options in Microsoft WordĮven if you have used the spellchecker in Microsoft Word, you may not have realized how much you can customize what it looks for and how it highlights errors. However, to make the most of this tool, you need to understand the proofing options in Microsoft Word. We look at this in our Becoming A Proofreader course. The spellchecker in Microsoft Word cannot replace expert proofreading, but it can be a useful tool for proofreaders.