Describes an update that adds TLS 1.1 and TLS 1.2 to default security protocols in Windows Server 2012, Windows 7 SP1, and Windows Server 2008 R2 SP1.

Tips: Once signed in, select the Microsoft storage section to show details. If your cloud storage is full, to prevent your account becoming over quota, you'll need to either reduce the number of files you have stored (see below) or renew/buy more storage. If your Microsoft 365 subscription has expired, you'll need to renew to get the same amount of storage again.

Microsoft 365 と組み込みのExchange Server アカウントを使用して送信した電子メール メッセージを取り消したり、置き換えたりする方法。

Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.

Fix your media file that won't play in PowerPoint. For a complete list of supported video formats, see Video and audio file formats supported in PowerPoint. Recommendations Video: We recommend that you use .mp4 files encoded with H.264 video (also known as MPEG-4 AVC) and AAC audio. This is your best bet for compatibility across both Windows and Mac versions of PowerPoint. Audio: We recommend ...

Learn about different things you can try to fix Ethernet network connection problems in Windows

本文涵盖了 Windows 中由“设备管理器”生成的错误代码。 你可能由于“设备管理器”或其他工具（如 DXDiag）报告了错误代码，而且你不知道如何解决，而访问过这篇文章。 在本文中，我们将帮助你找到你的错误代码，并提供你尝试纠正错误可能需要的建议。 遵循针对该错误代码的建议解决方法 ...

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

This topic gives you step-by-step instructions and best practices for making your PowerPoint presentations accessible and unlock your content to everyone, including people with disabilities. PowerPoint has many features built-in that help people with different abilities to read and author presentations. In this topic, you learn, for example, how to work with the Accessibility Checker to tackle ...

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