How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

The May 12, 2026 update for Windows 11, version 24H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. We recommend that you apply this update as part of your regular maintenance routines. Before you install this update, see the Prerequisites and Restart requirement sections. Summary Security Improvements CVE-2026-32177 - .NET Framework Elevation of ...

You can play DVDs on your Xbox 360 console. Learn about DVD region codes, formats, and the disc types supported by the Xbox 360 console.

If you see error E106 when you try to turn on your Xbox console, this means there may have been a problem installing a system update. Find more solutions here.

符合条件的设备必须“选择加入”才能获得升级。 对于使用者，Windows 10 移动版 升级顾问应用可从 Windows 应用商店执行选择加入。 对于企业，Microsoft 通过移动设备管理 (MDM) 提供集中式管理解决方案，可将管理策略推送到每个符合条件的设备以执行选择加入。

Windows 11バージョン 25H2 の 2026 年 5 月 26 日の更新プログラムには、.NET Framework 3.5 および 4.8.1 のセキュリティと累積的な信頼性の向上が含まれています。 この更新プログラムは、定期的な保守ルーチンの一部として適用することをお勧めします。 この更新プログラムをインストールする前に ...

Windows 11, version 26H1 enables the next generation of silicon¹ and hardware innovation, making it possible for the PC ecosystem to bring you Windows devices with exceptional performance and battery life. Windows 11, version 26H1 includes the same features introduced with the Windows 11 2025 Update (also known as Windows 11, version 25H2). It is not designed to be offered or installed on ...

How to freeze panes in Excel to keep rows or columns in your worksheet visible while you scroll, or lock them in place to create multiple worksheet areas.

The CONCAT function combines the text from multiple ranges and/or strings, but it doesn't provide delimiter or IgnoreEmpty arguments. CONCAT replaces the CONCATENATE function. However, the CONCATENATE function will stay available for compatibility with earlier versions of Excel.

Track known issues and bugs that were reported by the Xbox community for Call of Duty: Black Ops 6.