Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

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.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

Sign in to your Microsoft account, and see Shop & Earn History. Note that Microsoft Rewards points will expire if you don't earn or redeem anything in 18 months. Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.

Open OneDrive settings (select the OneDrive cloud icon in your notification area, and then select the OneDrive Help and Settings icon then Settings .) Go to the Account tab. Select Add an account. Note: You can only have one personal account.

Sign in to the Advanced security options page of your Microsoft Account. Sign in. Select Add a new way to sign in or verify then choose how you would like to receive security codes. Note: VOIP numbers cannot be added as a way to sign in or get verification codes.

Select Start > Settings > Apps > Apps & features . Next to Choose where to get apps, select one of the available options. To see recommendations, select Anywhere, but let me know if there's a comparable app in the Microsoft Store .

Fix Bluetooth problems in Windows. If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.