I recently noticed a displeasing behavior of Outlook 2016: while idle, in the background, it was taking up an unacceptable amount of CPU time:
I started digging around the #microsoft-office channel in the MacAdmins slack team, and was provided with this workaround that has solved it in every situation we’ve tried:
- Start a new email
- Click on the Options tab
- Click Language
- At the bottom, there’s an option for “detect language automatically”. Uncheck this option.
I can only see a downside to this if you compose in multiple languages.