Go to on the "File" tab in the ribbon that is at near the bottom of your screen. Then, select "Options." In the navigation pane, select "Proofing." Switch spell check off or on with the option "Check spelling as you type." You can also toggle grammar checking off or on by selecting "Mark grammar mistakes as you type.
Missing Proofing Tools Microsoft Word Error on Window 10 - If you're unable to download Office 2016 Proofing Tools with the error "Oops! A compatible version of Microsoft Office is required before you can install additional proofing tools. ", follow the next paragraph to fix the issue. This Microsoft Office Proofing Tools 2016 installation error "A compatible version of Microsoft Office is required before you can install additional proofing tools" is typically encountered when you attempt to install an incompatible version of proofing tools to the current Office version and version of the architecture or if you've downloaded a version 32 bits Office 2016 on 64-bit Windows OS.
