Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Add a new account to the Microsoft authenticator app. You can set up your work or school account on the Microsoft Authenticator app for Android or iOS. Important: If you already set up your work or school account in the Microsoft Authenticator app, you don't need to do it again.

Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

Windows Media player should now be reinstalled. Note: To troubleshoot issues like playback and codec problems, see the "Get help" section in Windows Media Player. Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.

The Microsoft .NET Framework 4.8 is a highly compatible, in-place update to the Microsoft .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 and 4.7.2. The offline package can be used in situations in which the web installer cannot be used because of lack of Internet connectivity.

Register the password reset verification method for a work or school account. If you forgot your work or school password, never got a password from your organization, or have been locked out of your account, you can use your security info and your mobile device to reset your work or school password. Your administrator must turn on this feature ...

By setting up MFA, you add an extra layer of security to your Microsoft 365 account sign-in. For example, you first enter your password and, when prompted, you also type a dynamically generated verification code provided by an authenticator app or sent to your phone.

While it is a reliable and widely used application, users may encounter errors and issues from time to time. This article aims to provide guidance on troubleshooting common Windows Media Player errors. The following list outlines error codes and potential causes associated with Windows Media Player errors. Error Code.

973686 Microsoft MSXML 核心服务 6.0 Service Pack 2 的更新说明. MSXML 6.0 应用程序安装或手动安装您自己的。. 若要应用此修补程序，您必须安装 MSXML 6.0 SP2。. 立即下载更新包。. MSXML 6.0 SP2. Windows Server 2003 Service Pack 2;Windows XP Service Pack 2. 更新的 Microsoft XML Core Services (MSXML) 4 ...