Rename your device to make it easier to identify if if you use multiple computers with your Microsoft account.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.

Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.

注意: 使用安装介质重新安装Windows 11，同时选择“不保留任何内容” (干净安装) ，如果重新安装 Windows 的分区为 20GB 或更大，则将自动启用保留存储。 保留存储空间将留出磁盘空间以供更新、应用、临时文件和系统缓存使用，因此可确保关键的操作系统功能始终可以访问磁盘空间，从而改进了电脑 ...

If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions:

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

Deinstallieren über das Startmenü. Wählen Sie "Start " > "Alle Apps" aus, und suchen Sie in der angezeigten Liste nach der App.

Word 2021 for Windows enables you to create compelling content and includes co-authoring, new stock media from the Office Premium Creative Content collection, and new Draw tab additions such as Point Eraser, Ruler, and Lasso.

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.