Set screen time limits across devices - Microsoft Support
Learn how to manage and set device screen time limits on Windows, Xbox, and mobile devices connected through the Microsoft Family Safety app.
Applies To:
Microsoft Family Safety
My Account portal for work or school accounts - Microsoft Support
Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification
About Genuine Windows - Microsoft Support
Find answers to common questions about genuine Windows software.
Koppeln eines Bluetooth-Geräts in Windows - Microsoft-Support
Erfahren Sie, wie Sie ein Bluetooth-Gerät in Windows verbinden und die Bluetooth-Kopplungseinstellungen anpassen.
修复 Windows 中的 USB-C 问题 - Microsoft 支持
学习如何在 Windows 中解决 USB-C 问题，修复 USB 设备、端口和适配器无法正常工作。
Options de connexion de Windows 10 et protection des comptes
Découvrez comment accéder à vos options de connexion Windows et les gérer. Utilisez un mot de passe, un Windows Hello ou une clé de sécurité pour déverrouiller votre appareil.
PowerPoint for Windows training - Microsoft Support
Training: Watch and learn how to use PowerPoint in Windows. Explore PowerPoint training guides, articles, and how-to videos.
Applies To:
PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, Office for business
打开或关闭 Windows 安全中心 - Microsoft 支持
Windows 安全中心已预安装在 Windows 10 中并可随时使用。
How do I create a new account for Skype? - Microsoft Support
How do I create a new account for Skype? Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。