Learn how to cast or mirror another device's screen to your Windows PC using Miracast. Follow the steps to install the Wireless Display app, connect to a wireless display, and add Cast to your quick settings.

Learn how to use the Inbox Repair tool (scanpst.exe) to diagnose and fix errors in your Outlook data files. Find out how to locate, back up, and recover your data files from the Lost and Found folder or the backup file.

Learn how to protect yourself from the data breach of National Public Data, an online background check service, that exposed up to 2.9 billion records with sensitive personal data. Find out the risks, the steps to take, and the benefits of Microsoft Defender for Individuals identity theft monitoring.

Learn how to chat with Copilot Companion on WhatsApp, a social app supported by Microsoft. Find out how to delete your chat history, withdraw your consent, and more.

Learn how to use a USB cable, the Xbox Wireless Adapter for Windows, or Bluetooth to connect your Xbox controller to a Windows PC. Find out how to update your controller firmware, pair with Bluetooth devices, and switch between connections.

Learn how to download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. Find out the system requirements, product keys, activation steps, and troubleshooting tips.

Learn how to cancel an Xbox subscription and check for refund eligibility in different markets and scenarios. Find out how to manage your subscriptions, troubleshoot issues, and contact support if needed.

Learn how to identify which version of Outlook you're using on Windows, whether it's new Outlook or classic Outlook. Find out how to check the product version, build number, and channel or insider status of your Outlook app.

Learn how to use your Gmail address to sign in to your Microsoft account, but not your Google credentials. Find out how to access your Gmail mailbox with Outlook mobile app or contact support.

Learn how to use External Access for Teams to chat with anyone outside of your organization who uses Teams, Skype, or Teams for personal use. Follow the steps to add or invite people to one-on-one or group chats, and see the limitations and tips for external chat participants.