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.

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.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

Read and reply to text messages with ease, view recent photos from your Android device, use your favorite mobile apps, make and receive calls, and manage your Android device’s notifications right on your PC. The Phone Link requires the following to work: A PC running Windows 10 (with the May 2019 Update or later) or Windows 11.

Turn on your Bluetooth printer or scanner and make it discoverable. The way you make it discoverable depends on the device. Check the device or visit the manufacturer's website to learn how. Select Start > Settings > Bluetooth & devices > Printers & scanners > Add device.

Step 1: Go to www.office.com/setup or Microsoft365.com/setup. Step 2: Sign in with your Microsoft account, or create one if you don't have one. Be sure to remember this account so that you can install or reinstall Office later, without a product key.

You can manage all of your Microsoft subscriptions in your Microsoft account dashboard. Select each subscription to change when and how you pay, or to see order history & receipts. Choose your account type.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

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.