Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Follow the news you choose! Get the day's top news and breaking news from the industry's best sources. Stay updated on any topic you care about, from global events to your local news.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

发布时间：2021 年 8 月. 本文适用于无法升级到Windows 11的用户，因为他们的电脑当前未启用 TPM 2.0，或者他们的电脑能够运行 TPM 2.0，但未设置为这样做。

Website notifications appear in the lower right corner of your screen and are also displayed in the Notification Center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

Check the Xbox services, games, and apps for any service outages.

Excel 2021 for Windows gives you new ways to analyze data. This article provides an overview of the new features you can discover.

Experience the web in a whole new way by switching to the Microsoft Edge browser from Internet Explorer or Microsoft Edge Legacy. Move to Microsoft Edge

Office または Microsoft 365 を購入したときにプロダクト キーが付属していた場合は、使用している製品に対応する以下の Web サイトのいずれかにプロダクト キーを入力します。

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.