Fix Windows Modules Installer Worker High CPU Usage

If you are facing the High CPU Usage by Windows Modules Installer Worker, then don’t worry as thousands of other users are also facing the similar problem and therefore, there are many working fixes which we will be discussing today in this article. To verify if you are facing this issue open Task Manager (Ctrl + Shift + Esc) and you will find that the Windows Modules Installer Worker is consuming High CPU or Disk Usage.

專業貼士： You may leave your PC overnight or for a few hours to see the issue rectify itself once the Windows is finished downloading and installing updates.

What is Windows Modules Installer worker (WMIW)?

Windows Modules Installer worker (WMIW) is a service which takes cares of automatically installing Windows Update. According to its service description, WMIW is a system process that enables automatic installation, modification, and removal of Windows updates and optional components.

This process is responsible for finding new Windows Update automatically and installing them. As you might be aware that Windows 10 automatically install newer builds (i.e. 1803 etc.) via Windows Updates, so this process is responsible for installing these updates in the background.

Although this process is called Windows Modules Installer worker (WMIW) and you will see the same name in the Processes tab in the Task Manager, but if you switch to Details tab, then you will find the name of the file as TiWorker.exe.

Why Is Windows Modules Installer worker Using So Much CPU?

As Windows Modules Installer worker (TiWorker.exe) runs continuously in the background, sometimes it might utilize high CPU or disk usage when installing or uninstalling Windows Updates. But if its constantly using high CPU then the Windows Modules Installer worker may have become unresponsive while checking new updates. As a result, you may be experiencing lags, or your system might hang or freeze completely.

The first thing users do when they experience freezing, or lagging issues on their system is to restart their PC, but I assure you that this strategy won’t work in this case. This is because the issue will not resolve by itself until and unless you fix the underlying cause.

Fix Windows Modules Installer Worker High CPU Usage

確保建立一個還原點，以防出現問題。

Windows Modules Installer Worker (WMIW) is an important service, and it should not be disabled. WMIW or TiWorker.exe is not a virus or malware, and you cannot just delete this service from your PC. So without wasting any time let’s see How to Fix Windows Modules Installer Worker High CPU Usage 使用下面列出的故障排除指南。

方法 1：執行 Windows 更新疑難排解

1.按Windows鍵+ I打開 設定 然後點擊 更新和安全性圖示。

2. 從左側菜單中，選擇 疑難解答 在“起床並跑步“ 點擊 Windows更新。

3. 現在點擊“運行疑難解答”在 Windows 更新下。

4. Let the troubleshooter run, and it will automatically fix any issues found with Windows Update taking forever.

Method 2: Manually Check for Windows Updates

1. 按 Windows 鍵 + I，然後選擇 更新和安全性。

2. 從左側，菜單點擊 Windows更新。

3.現在點擊“檢查更新”按鈕來檢查任何可用的更新。

4. 如果有任何更新待處理，請單擊 下載並安裝更新。

5. 下載更新後，安裝它們，您的 Windows 將成為最新版本。

Method 3: Configure Windows Update to Manual

注意： This method will switch Windows Update from automatically installing the new updates to the manual. This means you have to manually check for Windows Update (weekly or monthly) to keep your PC secure. But follow this method, and you can again set the Updates to Automatic once the issue is resolved.

1.按Windows鍵+ R然後輸入 SERVICES.MSC 並按Enter鍵。

2. Scroll down and find Windows模塊安裝 service in the list.

3。 右鍵單擊 Windows 模塊安裝程序服務 並選擇 屬性。

4。 現在點擊 停止 then from the “啟動類型” drop-down select 手冊。

5. 按一下應用，然後按一下 確定。

6. Similarly, follow the same step for the Windows 更新服務。

7. 重新啟動您的 PC 以保存更改。

8.再次 檢查 Windows Updates Manually 並安裝任何待處理的更新。

9. Once is done, again go back to services.msc window and open the Windows Modules Installer & Windows Update Properties 窗口。

10。 設置 “啟動類型” 至 Automatic 自動錶 並點擊 開始. Then click Apply followed by OK.

11. 重新啟動您的 PC 以保存更改。

方法 4：運行系統維護疑難排解

1. 按 Windows 鍵 + R 然後鍵入 control 並按 Enter 打開 控制面板。

2. 搜尋疑難排解並點選 故障排除。

3。 接下來，單擊 查看全部 在左側窗格中。

4。 點擊 “System Maintenance” 運行 System Maintenance Troubleshooter.

5. 故障排除程序可能能夠 Fix Windows Modules Installer Worker High CPU Usage, but if it didn’t, then you need to run System Performance Troubleshooter.

6. 打開命令提示符。 用戶可以通過搜索來執行此步驟 'cmd' 然後按Enter鍵。

7. 在 cmd 中輸入以下命令並回車：

msdt.exe / id PerformanceDiagnostic

8. Follow the on-screen instruction to run the troubleshooter and fix any issues find the System.

9. Finally, exit the cmd and reboot your PC.

Method 5: Disable Automatic Maintenance

Sometimes Automatic Maintenance can conflict with the Windows Modules Installer Worker service, so try to disable Automatic Maintenance using this guide and see if this fixes your issue.

Although disabling Automatic Maintenance is not a good idea, but there might be some case where you need to actually disable it, for example, if your PC freezes during automatic maintenance or Windows Modules Installer Worker High CPU Usage issue then you should disable maintenance to troubleshoot the issue.

Method 6: Run System File Checker and DISM

1. 打開命令提示符。 用戶可以通過搜索來執行此步驟 'cmd' 然後按Enter鍵。

2.現在在cmd中輸入以下內容並回車：

Sfc /scannow sfc /scannow /offbootdir=c: /offwindir=c:windows （如果以上失敗，那麼試試這個）

3.等待上述過程完成，完成後，重新啟動PC。

4. 再次開啟 cmd 並鍵入以下命令，並在每個命令後按 Enter 鍵：

Dism /Online /Cleanup-Image /CheckHealth Dism /Online /Cleanup-Image /ScanHealth Dism /Online /Cleanup-Image /RestoreHealth

5. 讓 DISM 命令運行並等待它完成。

6. 如果上述命令不起作用，請嘗試以下操作：

Dism /Image:C:offline /Cleanup-Image /RestoreHealth /Source:c:testmountwindows Dism /Online /Cleanup-Image /RestoreHealth /Source:c:testmountwindows /LimitAccess

注意： 將 C:RepairSourceWindows 替換為您的修復源（Windows 安裝或恢復光盤）。

7. 重新啟動您的電腦以儲存變更並查看是否能夠 Fix Windows Modules Installer Worker High CPU Usage.

方法 7：執行乾淨啟動

Sometimes 3rd party software can conflict with Windows and can cause the issue. To Fix Windows Modules Installer Worker High CPU Usage issue，您需要在PC上執行乾淨啟動並逐步診斷問題。

Method 8: Set your WiFi as Metered Connection

注意： This will stop Windows Automatic Update, and you will need to manually check for Updates.

1.按Windows鍵+ I打開 設定 然後點擊 網絡和互聯網。

2. 從左側菜單中，選擇 無線網絡連接。

3. Under Wi-Fi, 點擊 就你目前的 connected network (WiFi).

4. Scroll down to Metered connection and 啟用切換 在“設置為計量連接“。

5. Close Settings and reboot your PC to save changes.

推薦：

就這樣，你就成功了 Fix Windows Modules Installer Worker High CPU Usage 但如果您對本教程仍有任何疑問，請隨時在評論部分提問。