If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.

了解如何使用键盘快捷方式导航 Windows。 浏览任务栏、命令提示符和常规 Windows 快捷方式的完整列表。 “Windows 密钥”与其他键一起使用时，可以执行许多方便的任务，例如启动“设置”、“文件资源管理器”、“运行”命令和固定到任务栏的应用，以及打开“讲述人”或“放大镜”等特定功能。

Looking for a long-lost app or program? There are several ways you can find what you need. Select Start , and then scroll through the alphabetical list on the left (if your Start screen is set to show as full screen, select All apps, and then scroll through the list).

注意: 某些相机将不会显示在“相机设置”页中。其中包括用于 Windows Hello 人脸身份验证的红外线 (IR) 摄像头、使用 DirectShow 技术（如 DSLR 或运动相机制造商提供的便于将其设备用作网络摄像头的许多应用）的相机，以及不由 Windows 管理的专有相机，例如工业相机和许多网络摄像头。

Résoudre les problèmes liés à l'utilisation d'accessoires Bluetooth. Si vous pouvez activer la fonctionnalité Bluetooth, mais que vous rencontrez des problèmes d'association ou d'utilisation d’un accessoire Bluetooth, utilisez les instructions ci-dessous, qui peuvent vous aider à résoudre les problèmes courants liés à l'utilisation d'accessoires Bluetooth.

In general, most personalized items can sync across your devices by signing into the MSN site or your MSN app with a Microsoft account. My category customization/ sources that I have on the app don't display Custom categories don't sync right now on the Windows app and Windows Phone app. My news selections aren't syncing across my devices?

With Mail and Calendar for Windows 10, you can access all of your email accounts, including Gmail, Yahoo, Microsoft 365, Outlook.com, and your work or school accounts. You can add a background image to the applications themselves, combine all of your emails into a unified Inbox, and access all of your contacts stored in the People app on ...

Hotmail bây giờ là Outlook.com. Để đăng nhập vào tài khoản Hotmail của bạn, hãy www.outlook.com rồi chọn Đăng nhập. Nếu bạn quên tên người dùng hoặc mật khẩu, hãy sử dụng bộ hướng dẫn giải quyết trục trặc đăng nhập của chúng tôi, nhưng lưu ý rằng nếu bạn không đăng nhập vào tài khoản của mình trong ...

Manage app passwords for two-step verification; Set up a mobile device as a two-step verification method; Set up an office phone as a two-step verification method; Set up an authenticator app as a two-step verification method; Work or school account sign-in blocked by tenant restrictions; Sign in to your work or school account with two-step ...

Is it available on my device? BitLocker encryption is available on supported devices running Windows 10 or 11 Pro, Enterprise, or Education. On supported devices running Windows 10 or newer BitLocker will automatically be turned on the first time you sign into a personal Microsoft account (such as @outlook.com or @hotmail.com) or your work or school account.