If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.

To apply this update, you must have .NET Framework 3.5 or 4.8.1 installed. Restart requirement. You must restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update. How to obtain help and support for this update ...

娱乐 Xbox 与游戏 PC 游戏 企业 Microsoft Cloud Microsoft 安全 Azure Dynamics 365 Microsoft 365 商业版 ... Windows 11版本 22H2 和 Windows 11 2024 年 1 月 23 日更新包括.NET Framework 3.5 和 4.8.1 中的安全性和累积可靠性改进。 我们建议你将此更新 ...

August 8, 2023 — KB5029649 Cumulative Update for .NET Framework 3.5, 4.8, 4.8.1 for Windows 10 Version 22H2; July 25, 2023 — KB5028412 Cumulative Update Preview for .NET Framework 3.5, 4.8, 4.8.1 for Windows 10 Version 22H2; July 11, 2023 — KB5028937 Cumulative Update for .NET Framework 3.5, 4.8, 4.8.1 for Windows 10 Version 22H2

创建适用于 Windows 的安装介质. Windows 10 Windows 8.1 Windows 7. 你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。. 要创建安装介质，请转到 软件下载网站 ，你可以在这里找到分步说明。. 在该网站上，你可以选择 Windows 版本 ...

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. This package is larger than the web installer ...

An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements. This FAQ is intended to answer questions about upgrading to Windows 10. An update ensures you have the most recent features and security improvements for your current ...

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

Here's how: In Settings: Select Start > Settings > Bluetooth & devices , and then turn on Bluetooth . In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar. Select Bluetooth to turn it on.

To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)