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.

Find your Office product key. Office 365 Office 2019 Office 2016 Office 2013. Many tasks for Office products don't require a product key because your Microsoft account takes care of them instead.

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.

Xbox subscription cancellations and refunds. Request a refund for digital games. Check your Xbox purchase history. Get help with purchase errors. Pre-order Xbox digital games in the Microsoft Store. Get help with a digital code or gift card.

Press the Xbox button on your controller to open the guide, and then go to Profile & system > Settings > Account > Subscriptions. Select the subscription that you want to manage. From here, you can view your plan, expiration date, billing history, subscription status, and change how you pay.

Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar. You'll see results for documents across your PC and OneDrive.

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

If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6.

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.