To download the offline installer for Internet Explorer 11, choose your language and system below.

更新 DirectX 若要获取你的 Windows 版本的最新版 DirectX，请使用 “Windows 更新” 。 如果你有 Windows 10，则你已经安装了最新版本的 DirectX。 并非所有版本的 Windows 都可以运行最新版本的 DirectX。

这些函数可能并不适用于所有语言。. MID 适用于使用单字节字符集 (SBCS) 的语言，而 MIDB 适用于使用双字节字符集 (DBCS) 的语言。. 您的计算机上的默认语言设置对返回值的影响方式如下：. 无论默认语言设置如何，函数 MID 始终将每个字符（不管是单字节还是双 ...

Learn how to troubleshoot Windows sign in issues, including problems signing in to your Windows device after upgrading.

To see a list of your apps, select Start , then select the arrow next to All apps to expand that pane. Scroll through the alphabetical list. To choose whether your Start menu settings show the most used apps at the top of your all apps list, or whether they show recently downloaded apps in the recommended section, select Start > Settings ...

Use PowerPoint in a web browser If you have a Microsoft account (hotmail.com, outlook.com, live.com, msn.com) or a Microsoft 365 work or school account, you can view and edit a presentation for free in a web browser. Save the file to OneDrive or Dropbox and use PowerPoint for the web to open it. If you don't already have a Microsoft account, you can create one for free.

打开 OneDrive 并上传文件 你可以在 OneDrive 上存储超过300的文件类型。 它们是安全的，可在浏览器、移动应用、Mac 和 Pc 上使用。 无论是否拥有 Office，您都可以与其他人在 Office 文档中进行编辑和共同创作。

What is: Multifactor Authentication. When you sign into your online accounts - a process we call "authentication" - you're proving to the service that you are who you say you are. Traditionally that's been done with a username and a password. Unfortunately, that's not a very good way to do it. Usernames are often easy to discover; sometimes ...

Microsoft 365 또는 Office 비구독 버전 정품 인증 정품 인증이 되지 않은 Microsoft 365 앱을 시작하면 Microsoft 365에 로그인하라는 메시지가 표시됩니다. Microsoft 365 계정 또는 Microsoft을 (를) 구입하거나 구독하는 데 사용한 회사 또는 학교 계정을 사용해 로그인합니다.

Microsoft Defender は、デジタル ライフとすべてのデバイスを保護する簡単な方法です。 追加費用なしで、Microsoft 365 Familyまたは個人用サブスクリプションの一部として含まれます。