Install Microsoft 365 2019 or 2016 on a PC. Remember a one-time purchase version of Microsoft 365 is licensed for one install only. Depending on your browser, select Open file (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).

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.

Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.

TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are. Here’s how to get your console and Windows device ready for installations that you’ll be able to start from your phone or mobile device.

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.

Manage devices used with your Microsoft account. Adding a device to your Microsoft account helps you see its warranty status, get support or request service. You can also find or lock it if it's lost. On this page: Add | Register | Repairs | Rename | Remove | Unlink | Find & lock.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.