To fix this error and switch from 32-bit to 64-bit (or vice-versa), you must do the following in this order. 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.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.

If you install games to an external drive and the drive becomes unavailable or disconnected, you may run into some issues when you next try to install a game to that drive. If the external drive was set as the default drive, you’ll see a new default drive in the Settings section of the Xbox app.

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

Find out what to do when you can't download or install a game or an app on your Xbox console.

The 64-bit version is installed by default unless Microsoft 365 or Office detects you already have a 32-bit version of Microsoft 365 or Office (or a stand-alone app such as Project or Visio) installed. In this case, the 32-bit version of Microsoft 365 or Office will be installed instead.

Manage PC games on your Windows 10/11 device or directly from the Xbox app for Windows. Whether you want to buy and install a new game, install a game you already own, uninstall a game, or reinstall it, you’ll want to use the steps on this page to manage your PC games.

Set defaults for applications. Select an app to see what file types or link types it can open. If you want to change something, select the file or link type, then choose your preferred app. Open Default apps. Use Settings in Windows 10 to change default apps and programs.

You see the following error code and message when you try to install an Xbox Game Pass game on a Windows 10 device: 0x80073D22. Change where you install apps. This app must install to your system drive, but that's not the default. Go to Storage > Change where new content is saved, select your system drive, and retry the install. Change settings ...