If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

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.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link.

解决 Xbox 网络连接问题. 如果 Xbox One 或 Xbox Series X|S 控制台有任何类型的网络连接问题，我们将指出所遇到的特定类型连接问题的最佳解决方案。. 重要事项 在开始排除连接故障之前，请检查是否有任何 Xbox 服务警报或中断。. 如果看到任何警报，请等到服务启动 ...

在 Xbox 上，可以将好友添加到好友列表，关注玩家以了解他们正在执行的操作，并将最喜欢的好友放在列表顶部，以便容易找到。. 好友 是你希望通过群聊天、消息传递、游戏和查看其活动源与之交互的人员。. 通过将玩家添加为好友，即可成为他们的“关注者 ...

Check the Xbox services, games, and apps for any service outages.

For help from an agent, follow the Get help link below to chat or request a call—we’ll call you so you don’t have to wait. For even faster help, search for your topic on our site. Get help.

您的目录数据（姓名、注册日期和电子邮件）可能会显示给管理员以及您所在组织的其他服务用户。 当您使用 Microsoft Teams （免费版）的社交功能时，您所在组织的其他最终用户可能会看到您的某些活动。

Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.

You can link your social media account in one of two ways: Use the Xbox mobile app to scan the QR code. Select the Link option which will launch the Microsoft Edge app on Xbox. You can choose to link your Discord, Reddit, Steam, Twitch, or other social media account.