Fix USB Not Working Error Code 39: If you are trying to use USB devices such as pen drive, keyboard, mouse or portable hard disk but none of them are detected on your PC then this means there is some problem with your USB Port. But in order to verify this is the case here, you need to first test the USB device on another PC to confirm they are working on that system. Once it’s confirmed that the device works on other PC then you can be sure that USB doesn’t work on your PC and in order to get more information head to device manager. Expand Universal Serial Bus controllers and right-click on the device which has a yellow exclamation mark next to it and select Properties. In the properties following error description will appear:
Windows cannot load the device driver for this hardware. The driver may be corrupted or missing. (Code 39)
Now the error code 39 means the device drivers are corrupted, outdated or incompatible which in turn is caused due to corrupt registry entries. This can happen in case you have upgraded your Windows or you have installed or uninstall some USB software or drivers. So without wasting any time let’s see how to Fix USB Not Working Error Code 39 with the help of below-listed troubleshooting guide.
Fix USB Not Working Error Code 39
確保建立一個還原點,以防出現問題。
Method 1: Delete UpperFilters and LowerFilters registry keys
1.Press Windows鍵+ R 按鈕開啟“運行”對話框。
2.類型 註冊表編輯器 in the Run dialogue box, then press Enter.
3.Now go to the following registry key:
HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlClass{36FC9E60-C465-11CF-8056-444553540000}
4.In the right pane search for UpperFilters and LowerFilters.
Note: if you can’t find these entries then try the next method.
5.刪除 both of these entries. Make sure you are not deleting UpperFilters.bak or LowerFilters.bak only delete the specified entries.
6.Exit Registry Editor and restart the computer.
This should probably Fix USB Not Working Error Code 39 if not, then continue.
方法2:更新USB驅動程式
1.按Windows鍵+ R然後輸入 鍵入devmgmt.msc 然後按Enter打開 裝置經理。
2.展開 通用串行總線控制器 then right-click the USB device with yellow exclamation and select 更新驅動程序
3.Then choose 自動搜索更新的驅動程序軟件。
4.Reboot your PC to save changes. If the problem still persists then follow the next step.
5.Again select Update Driver Software but this time choose ‘瀏覽我的電腦以獲取驅動軟件。“
6.Next, at the bottom click ‘讓我從計算機上的可用驅動程序列表中選擇“。
7.Select the latest driver from the list and click Next.
8.Let the Windows install drivers and once complete close everything.
9.Reboot your PC to save changes and you may be able to Fix USB Not Working Error Code 39.
Method 3: Run Hardware and Device troubleshooter
1.Press Windows Key + X and click on 控制面板。
2.Search Troubleshoot and click on 故障排除。
3.下一步,點選 查看全部 在左側窗格中。
4.Click and run the Troubleshooter for Hardware and Device.
5.The above Troubleshooter may be able to Fix USB Not Working Error Code 39.
Method 4: Uninstall USB Controllers
1.按 Windows 鍵 + R 然後輸入“鍵入devmgmt.msc」並按 Enter 鍵開啟裝置管理員。
2.Expand Universal Serial Bus controllers then right-click the USB device with yellow exclamation and select Uninstall.
3.如果要求確認,請選擇「是」。
4.Reboot to save changes and Windows will automatically install the default drivers for the USB.
Method 5: Disable and Re-enable the USB controller
1.按Windows鍵+ R然後輸入 鍵入devmgmt.msc 並按 Enter 打開設備管理器。
2.展開 通用串行總線控制器 在設備管理器中。
3.Now right-click on the first USB控制器 然後點擊 卸載。
4.Repeat the above step for each of the USB controller present under Universal Serial Bus controllers.
5.Reboot your PC to save changes. And after the restart Windows will automatically reinstall 所有的 USB控制器 that you uninstalled.
6.Check the USB device to see whether it is working or not.
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