Windows 11 is designed to bring you closer to what you love and is releasing at a time when the PC is playing an even more central role in the way we connect, create and play.

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

When you use InPrivate tabs or windows, your browsing data (like your history, temporary internet files, and cookies) isn't saved on your PC once you're done.

To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts.

Microsoft 365 for business. If your Microsoft 365 product is one of the following, you have a Microsoft 365 for business product. These products are usually associated with a work or school account, and your Microsoft 365 license (if your subscription has one) came from the organization where you work or go to school.

解决安装 Windows SP1 时遇到的问题. 如果你尝试安装 SP1 并看到指示安装未成功的错误消息，这可能是因为用于安装更新的 Windows 维护服务商店出现问题，或者是因为你的防病毒软件阻止安装更新。

If you already have a Microsoft account that you use to sign in to other Microsoft services (such as Windows, Outlook, OneDrive, Office, MSN, and Skype), use that account to create your Xbox account as well.

This article describes the formula syntax and usage of the FIND and FINDB functions in Microsoft Excel.. Description. FIND and FINDB locate one text string within a second text string, and return the number of the starting position of the first text string from the first character of the second text string.

Erfahren Sie, wie Sie einen Windows-Product Key für die Aktivierung finden und wann Sie stattdessen eine digitale Lizenz verwenden.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.