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:
Systém Windows nemůže načíst ovladač zařízení pro tento hardware. Ovladač může být poškozen nebo chybí. (Kód 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Now the error code 39 means the device drivers are corrupted, outdated or incompatible which in turn is caused due to corrupt registry entries.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
Nezapomeňte vytvořit bod obnovení pro případ, že by se něco pokazilo.
Method 1: Delete UpperFilters and LowerFilters registry keys
1.Stlačte tlačítko Klávesa Windows + R otevřete dialogové okno Spustit.
2.Type regedit 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.Vymazat 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.
Metoda 2: Aktualizujte ovladače USB
1. Stiskněte klávesu Windows + R a zadejte devmgmt.msc a otevřete stisknutím Enter Správce zařízení.
2.Rozbalte Řadiče sběrnice sériové sběrnice then right-click the USB device with yellow exclamation and select Aktualizovat ovladač.
3.Then choose Vyhledejte automaticky aktualizovaný software ovladače.
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 ‘Prohledejte počítač, kde najdete software ovladače."
6.Next, at the bottom click ‘Dovolte mi vybrat ze seznamu dostupných ovladačů v počítači. "
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 Kontrolní panel.
2.Search Troubleshoot and click on Odstraňování problémů.
3. Dále klikněte na Zobrazit všechny v levém podokně.
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. Stiskněte klávesu Windows + R a zadejte „devmgmt.msc“ a stisknutím klávesy Enter otevřete Správce zařízení.
2.Expand Universal Serial Bus controllers then right-click the USB device with yellow exclamation and select Uninstall.
3. Pokud budete požádáni o potvrzení, vyberte Ano.
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. Stiskněte klávesu Windows + R a zadejte devmgmt.msc a stisknutím klávesy Enter otevřete Správce zařízení.
2.Rozbalte Řadiče sběrnice sériové sběrnice ve Správci zařízení.
3.Now right-click on the first Řadič USB a pak klikněte na tlačítko Odinstalovat.
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 všechny USB ovladače that you uninstalled.
6.Check the USB device to see whether it is working or not.
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