Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容

Learn more about what background apps are in Windows and how to turn them off when you're not using them.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Узнайте о параметрах восстановления в Windows. Узнайте, как вернуть компьютер в исходное состояние, вернуться к предыдущей версии Windows или переустановить Windows с носителя.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.

使用 Windows 中的“设置”应用通过蓝牙发送文件。

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.