You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Some Office 2019, Office 2016, and Office 2013 products come with a product key. If yours did, before installing Microsoft 365 for the first time, sign in with an existing or new Microsoft account and enter your product key at office.com/setup. Redeeming your key is what links your account with Microsoft 365 so you only have to do this once.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

Use the Quick Assist web app to get help with your computer directly from Microsoft support agents. The app connects your computer with the Microsoft support agent’s computer using a remote connection.

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.

Enforcements. Organizers in an Xbox family group can view their enforcements as well as the enforcements of other members in their group. Members in a family group can only view their own enforcements. Case reviews for enforcements on child accounts must be submitted by an organizer in the same family group. To manage your Xbox family group, visit:

How malware can infect your device. Microsoft security help and learning. If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Connect your controller via USB cable. Plug a micro-USB charging cable into the top of the controller and plug the other end into your PC. If you’re using an Xbox Series X|S, Xbox Elite Wireless Controller Series 2, or Xbox Adaptive Controller, connect your controller by using a USB-C cable.

A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive. You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:

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.