Microsoft 365, Office 2019, or Office 2016 (Follow the steps to select a specific bit version, such as 64-bit if that's the version you need.)įor overall guidance about which version to install, see Choose the 32-bit or 64-bit version of Office. Select your version below and follow the installation steps. Install the 32-bit or 64-bit version of Office Go to Uninstall Office from a PC and follow the steps to uninstall the version of Office (or stand-alone Office application, such as Visio or Project) you don't want. Click Run to start the installation immediately. To fix this error and switch from 32-bit to 64-bit (or vice-versa), you must do the following in this order. To start the download, click the Download button and then do one of the following, or select another language from Change Language and then click Change. This occurs because you can't mix 64-bit and 32-bit versions of Office.

If you tried to install a 64-bit or 32-bit version of the Office suite, or a standalone application such as Visio on a computer that already has either the 32-bit or 64-bit version of Office, you could see an error message similar to the one below.