If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

How to combine text or data from two or more cells into one cell in Excel.

You weren't able to find your username. If the username lookup wasn't successful, try looking for your Microsoft account username within other products or services that you know are associated with that account. Read check your products or services to find out how.

[設定] の [Windows Update] ページにアクセスするための推奨オプションなど、Windows 11 をインストールする方法をご覧ください。

If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store.

Cuando la última actualización de Windows esté lista para tu dispositivo, estará disponible para su descarga desde la página Windows Update de Configuración.

Learn how to utilize Windows Security's virus and threat protection features to scan for threats and review results on your device.

OneDrive でアップロードとダウンロードを停止、キャンセル、または一時停止する方法について説明します。

Outlook 网页版是组织使用的基于 Web 的 Outlook 版本。你需要使用工作或学校帐户登录才能访问此基于 Web 的 Outlook 版本。 你的工作或学校帐户通常由组织中的某人分配给你。

Save disk space by creating a USB recovery drive, and use it to restore, refresh, or reset your PC.