If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Booting from a USB device doesn’t refresh or reset your Surface. Instead, it lets you start your Surface using Windows or another operating system that’s on your USB device. For info about how to create a bootable USB drive for your Surface, see Creating and using a USB recovery drive for Surface.

We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date.

You get one of the following error messages when trying to redeem a digital code you purchased on your Xbox One or Xbox.com: Redeem a different code. The code you are attempting to redeem is for a currency that does not match your account location.

Earn points toward rewards by doing the stuff you do every day. It’s easy and it’s free. All you need to do is sign up, and Microsoft Rewards will be included in your Microsoft account: Microsoft Rewards. Once you’ve signed up, sign in to your Microsoft account to see your current points.

To get started, open the Copilot app from the Start menu or use the Copilot icon if present on your Windows taskbar. If your device keyboard includes a dedicated Copilot key, you can also use it to launch Copilot.

Chat with the bot and use it to assign tasks, reminders, or whatever task the bot assists with. To chat with a bot in Microsoft Teams, start a new chat and put the name of the bot in the To field.

Learn how to fix error 0x803f8007 if it occurs when you try to launch an Xbox One game or game add-on.

ChatGPT 和MicrosoftCopilot 都是人工智能 (AI) 技术，旨在帮助你更快、更高效地完成任务和活动。. 尽管它们看起来类似，但两者之间存在显著差异。. 请继续阅读，了解这些工具如何由 AI 支持，以及它们可发挥哪些作用来帮助你最大化利用时间、创造力和生产力。.