* Microsoft 365, Surface Pen, and some software and accessories sold separately. [1] Surface Book 2 battery life: Surface Book 2 13.5”: Up to 17 hours of video playback. Testing conducted by Microsoft in October 2017 using preproduction Intel® Core™ i5, 256GB, 8 GB RAM device.

Apps are governed by the Modern Lifecycle policy and are independent of the OS Lifecycle policy.App developers (including Microsoft) may end support for an app at any time. On January 12, 2021, Office apps (Universal Word, Excel, PowerPoint and OneNote) will reach End of support on phones using Windows 10 Mobile.

Select the type of troubleshooting you want to do, then select Run the troubleshooter.

In Windows 10, the new action center is where you'll find app notifications and quick actions. On the taskbar, look for the action center icon.. The old action center is still here; it's been renamed Security and Maintenance, and it's still where you go to change your security settings.. In the search box on the taskbar, type security and maintenance and then select Security and Maintenance ...

使用新的 Bing 內建功能體驗 AI 支援的瀏覽. 在 Microsoft Edge 中取得完整的解答、摘要資訊，共同尋找靈感。 按一下下方的 [立即試用]，即可開始使用 AI 支援的 Copilot 網頁版。