如果您的计算机变慢并且任务管理器^{(Task Manager)}显示SetupHost.exe使用高 CPU 和内存^{(high CPU and Memory usage)}，您应该查看这篇文章。以下是解决Windows 11/10 计算机上的Modern Setup Host高^{(Modern Setup Host)}CPU或内存消耗的一些建议。

什么是现代安装主机^{(Setup Host)}( SetupHost.exe )

Modern Setup Host是一个可执行文件（.exe文件），可以在系统驱动器内的$Windows.~BTWindows 11/10时，此程序在用户许可的情况下在后台运行。

它应该在完成升级/更新后自动停止该过程。但是，如果它作为一个资源占用程序运行和工作，您可以按照这些建议来摆脱它。

现代设置主机^{(Modern Setup Host)}高CPU或内存^(Memory)使用率

要修复Modern Setup Host高CPU或内存^(Memory)使用错误，请遵循以下故障排除建议 -

1. 使用任务管理器^{(Task Manager)}关闭进程
2. 暂时禁用Windows 更新服务^{(Windows Update Service)}
3. 清除 SoftwareDistribution 文件夹
4. 在干净启动状态下进行故障排除
5. 运行 Windows 更新疑难解答

在开始之前，请重新启动计算机，有时，简单的重新启动可以解决很多问题。

1]使用任务管理器关闭现代安装主机进程^{(1] Close Modern Setup Host process using the Task Manager)}

尽管Modern Setup Host程序与Windows 更新^{(Windows Update)}集成，但您可以从任务管理器^{(Task Manager)}中将其关闭。这可能是摆脱这种资源消耗过程的最简单方法。由于任务管理器^{(Task Manager)}已经在“进程”选项卡中显示了^(Processes)Modern Setup Host程序，因此您无需花费太多时间即可找到它。打开计算机上的任务管理器^{(Open the Task Manager)}，选择程序，然后单击结束任务^{(End task )}按钮。

2]暂时禁用Windows更新服务
^{(2] Disable Windows Update Service temporarily)}

如前所述，这个程序是连接到Windows 更新^{(Windows Update)}和升级的。因此，如果您已经安装了更新并且不再需要它，您可以暂时关闭Windows 更新^{(Windows Update)}并检查它是否可以解决问题。

可以禁用 Windows 更新^{(disable Windows Update)} 计算机，因为您可以使用Windows 服务管理器^{(Windows Service Manager)}来完成它。或者，您可以使用名为Windows Update Blocker^{(Windows Update Blocker)}的第三方工具来立即禁用Windows Update。

请记住在几天后重新启用Windows 更新，以便您继续获得安全和性能更新。^{(Windows Update)}

3]清除SoftwareDistribution文件夹^{(3] Clear SoftwareDistribution folder)}

SoftwareDistribution文件夹存储所有与Windows 更新^{(Windows Update)}相关的临时文件。如果Modern Setup Host在运行时产生了一些问题，您应该清除此文件夹。要删除内容，您需要在Command Prompt中运行一些命令。您应该按照本教程删除 SoftwareDistribution 文件夹的内容。^{(delete the contents of the SoftwareDistribution folder.)}

4]在干净启动状态下进行故障排除
^{(4] Troubleshoot in Clean Boot State)}

由于此问题主要发生在Windows 10的 beta 版本（Windows Insider Program）中，它也可能是一个错误。它也可能由于驱动程序或软件兼容性而出现。执行 Cleat Boot^{(Perform Cleat Boot)}并查看 - 也许它会帮助您更好地了解情况。

5]运行Windows更新疑难解答^{(5] Run Windows Update Troubleshooter)}

Windows 更新疑难解答可以在瞬间修复典型的Windows更新相关问题。^(Windows)因此，建议在您的Windows计算机上运行它。所有疑难解答都可以在Windows 设置^{(Windows Settings)}面板中找到。因此，打开 Windows 10 中的疑难解答页面，然后选择Windows 更新疑难解答^{(Windows Update Troubleshooter)}选项。之后，单击运行疑难解答^{(Run the troubleshooter )}按钮，然后按照屏幕说明进行操作。

提示：如果^(TIP)Modern Setup Host 已停止工作^{(Modern Setup Host has stopped working)}，请参阅此帖子。

关于使用高资源的进程的帖子：^{(Posts about processes using high resources:)}

• WMI 提供程序主机高 CPU 使用率问题^{(WMI Provider Host High CPU Usage issues)}
• Windows Modules Installer Worker 消耗高 CPU 和磁盘使用率^{(Windows Modules Installer Worker consumes High CPU & Disk Usage)}
• 桌面窗口管理器 dwm.exe 占用高 CPU^{(Desktop Window Manager dwm.exe consumes high CPU)}
• iTunes 高 CPU 使用率^{(iTunes High CPU usage)}
• OneDrive 高 CPU 使用率问题
• Ntoskrnl.exe 高 CPU 和磁盘使用率^{(Ntoskrnl.exe high CPU & Disk usage)}
• 桌面窗口管理器 dwm.exe 占用高 CPU^{(Desktop Window Manager dwm.exe consumes high CPU)}
• 使用高 CPU 的 Windows Driver Foundation^{(Windows Driver Foundation using high CPU)}
• VSSVC.exe 高磁盘使用率
• lsass.exe 终止并且 CPU 或磁盘使用率高
• Wuauserv 高 CPU 使用率^{(Wuauserv high CPU usage)}
• 后台处理程序子系统应用程序 CPU 使用率高^{(Spooler SubSystem app high CPU usage)}
• Windows Shell 体验主机使用高 CPU^{(Windows Shell Experience Host uses high CPU)}
• SearchIndexer.exe 高磁盘或 CPU 使用率
• UTCVSC 高 CPU 和磁盘使用率
• IAStorDataSvc 的高 CPU 使用率
• Windows 图像采集 CPU 和磁盘使用率高
• Firefox 高 CPU 或内存使用率
• Chrome 高 CPU、内存或磁盘使用率^{(Chrome high CPU, Memory or Disk usage)}。

Modern Setup Host high CPU or Memory usage on Windows 11/10

If your computer has become slow and the Task Manager is showing high CPU and Memory usage by SetupHost.exe, you should check out this article. Here are some suggestions to troubleshoot high CPU or memory consumption by Modern Setup Host on Windows 11/10 computer.

What is Modern Setup Host (SetupHost.exe)

Modern Setup Host is an executable file (.exe file) that can be found in the $Windows.~BT folder inside your system drive. This program runs in the background with the user’s permission when a user upgrades his/her PC to Windows 10 or from one build to another build of Windows 11/10.

It should stop the process automatically after completing the upgrade/update. However, if it is running and working as a resource-hogging program, you can follow these suggestions to get rid of it.

Modern Setup Host high CPU or Memory usage

To fix Modern Setup Host high CPU or Memory usage error, follow these troubleshooting suggestions-

1. Close the process using Task Manager
2. Disable Windows Update Service temporarily
3. Clear SoftwareDistribution folder
4. troubleshoot in Clean Boot State
5. Run Windows Update Troubleshooter

Before you begin, restart your computer and see as sometimes, a simple restart can fix a lot of problems.

1] Close Modern Setup Host process using the Task Manager

Although the Modern Setup Host program is integrated with the Windows Update, you can close it from the Task Manager. This is probably the easiest way to get rid of this resource eating process. As the Task Manager is already showing the Modern Setup Host program in the Processes tab, you do not need to spend much time to find it. Open the Task Manager on your computer, select the program, and click the End task button.

2] Disable Windows Update Service temporarily

As mentioned earlier, this program is connected to Windows Update and upgrade. Therefore, if you have already installed the update and you do not need it anymore, you can temporarily turn off the Windows Update and check if it solves the issue.

It is possible to disable Windows Update computer as you can use the Windows Service Manager to get it done. Alternatively, you can use a third-party tool called Windows Update Blocker to disable Windows Update instantly.

Please remember to re-enable Windows Update after maybe a few days so that you continue to get security and performance updates.

3] Clear SoftwareDistribution folder

SoftwareDistribution folder stores all the Windows Update related temporary files. If the Modern Setup Host is creating some issues while running, you should clear this folder. To remove the content, you need to run some commands in Command Prompt. You should follow this tutorial to delete the contents of the SoftwareDistribution folder.

4] Troubleshoot in Clean Boot State

As this problem mainly occurs in the beta version of Windows 10 (Windows Insider Program), it might be a bug as well. It can appear due to a driver or software compatibility too. Perform Cleat Bootand see – maybe it will help you understand the situation better.

5] Run Windows Update Troubleshooter

Windows Update Troubleshooter can fix typical Windows update related problems within moments. Therefore, it is recommended to run it on your Windows computer. All the troubleshooters can be found in the Windows Settings panel. So open the Troubleshooter page in windows 10, and select the Windows Update Troubleshooter option. Following that, click the Run the troubleshooter button, and follow the screen instructions.

TIP: See this post if the Modern Setup Host has stopped working.

Posts about processes using high resources:

• WMI Provider Host High CPU Usage issues
• Windows Modules Installer Worker consumes High CPU & Disk Usage
• Desktop Window Manager dwm.exe consumes high CPU
• iTunes High CPU usage
• OneDrive high CPU usage problem
• Ntoskrnl.exe high CPU & Disk usage
• Desktop Window Manager dwm.exe consumes high CPU
• Windows Driver Foundation using high CPU
• VSSVC.exe high disk usage
• lsass.exe terminated and High CPU or Disk usage
• Wuauserv high CPU usage
• Spooler SubSystem app high CPU usage
• Windows Shell Experience Host uses high CPU
• SearchIndexer.exe High Disk or CPU usage
• UTCSVC high CPU and Disk usage
• High CPU usage by IAStorDataSvc
• Windows Image Acquisition High CPU and Disk usage
• Firefox high CPU or Memory usage
• Chrome high CPU, Memory or Disk usage.

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