Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

Open Device Manager. By pressing submit, your feedback will be used to improve Microsoft products and services.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

Узнайте, как устранить проблемы Bluetooth в Windows. Устраняйте проблемы с подключением Bluetooth-устройства или аксессуара.

Get more out of your email with Outlook.com. We've streamlined search to make it easier than ever to find what you're looking for. New features like Files and attachment previews let you see your pictures and files without leaving your inbox.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.

Windows で BitLocker 回復キーを見つけるためのさまざまな方法について説明し、BitLocker がシステムでどのようにアクティブ化されているかについて説明します。

Learn how to connect the Xbox Wireless Controller with your Xbox console.