Októbra 23, 2021

in okná by admin

Fix Unknown USB Device in Windows 10 (Device Descriptor Request Failed)

You may find that when you connect an external USB drive, it doesn’t work on your computer. Instead, you get an error message: The last USB device you connected to this computer malfunctioned, and Windows does not recognize it. This may be because the device incompatible with your system. The USB Device Descriptor is responsible for storing information related to various USB devices connected to it so that Windows operating system may recognize these USB devices in the future. If the USB is not recognized, then the USB device descriptor is not working properly on Windows 10. The unrecognized device in Device Manager will be labeled as Unknown USB Device (Device Descriptor Request Failed) s žltý trojuholník s výkričníkom. The unknown USB device issue may arise due to various reasons. Today, we will help you fix the Unknown USB Device: Device Descriptor Request Failed error in Windows 10 PC.

Fix Device Descriptor Request Failed (Unkown USB Device)

How to Fix Unknown USB Device (Device Descriptor Request Failed) in Windows 10

You may face these common errors due to an Unknown USB Device issue:

Device Descriptor Request Failed
Port Reset Failed
Set Address Failed

There can be several reasons behind this issue, such as:

Outdated USB Drivers: If the current drivers in your Windows PC are incompatible or outdated with the system files, then you may face this error.
Enabled USB Suspend Settings: If you have enabled the USB Suspend settings in your device, then all the USB devices will be suspended from the computer if they are not in active use.
Outdated Windows OS: In some circumstances, it could be that the Windows operating system running on your device is outdated and thus, conflicting with the device drivers.
Malfunctioning USB ports: Unclean surroundings might also contribute to the poor performance of your USB drive since the accumulation of dust will not only block the ventilation to the computer but also, cause USB ports to malfunction.
BIOS nie je aktualizovaný: This too may cause such problems.

A list of methods to fix Unknown USB Device: Device Descriptor Request Failed error in Windows 10 computers has been compiled and arranged according to user convenience. So, keep reading!

Metóda 1: Základné riešenie problémov

Method 1A: Maintain Clean & Ventilated Ambience

Unclean surroundings and dusty USB ports may cause an Unknown USB Device error in your Windows 10 desktop/laptop. Hence, you should implement the following steps:

1. Clean laptop vents & porty. Use a compressed air cleaner while being extremely careful not to damage anything.

2. Moreover, ensure enough space for správne vetranie of your desktop/laptop, as shown.

ventillated laptop computer setup. Fix Unknown USB Device Descriptor Request Failed in Windows 10

Method 1B: Resolve Hardware Issues

Sometimes, a glitch in the USB port or power supply might trigger an unknown USB device Windows 10 error. Hence, you should perform the following checks:

1. Ak je problém spôsobený napájaním, potom skúsiť opätovné vloženie USB zariadenia po odpojení notebooku zo zdroja napájania.

2. Pripojte ďalšie zariadenie USB with the same USB port and check if there is an issue with the port.

3. Zapojte USB zariadenie do a iný prístav aby ste vylúčili problémy s portami USB.

usb device ports laptop

Method 1C: Restart Windows PC

In most cases, a simple restart might fix Unknown USB Device (Device Descriptor Request Failed) issue.

1. Odpojiť zariadení USB.

2. reštart váš počítač so systémom Windows.

click on Restart. Fix Unknown USB Device Descriptor Request Failed in Windows 10

3. znovu pripojiť the USB device and check if it worked or not.

Method 2: Run Windows Troubleshooter

You should try running the in-built Windows troubleshooter to fix Unknown USB Device (Device Descriptor Request Failed) issue in Windows 10. You can do so in the two ways explained below.

Option 1: Run Hardware and Devices Troubleshooter

1. lis Windows + R kľúče súčasne spustiť beh dialógové okno.

2. typ msdt.exe -id DeviceDiagnostic a kliknite na OK, ako je znázornené.

type in command msdt.exe id DeviceDiagnostic in Run command box and select OK

3. Here click on the pokročilý možnosť, ako je zvýraznené nižšie.

kliknite na možnosť Rozšírené v nástroji Poradca pri riešení problémov s hardvérom a zariadeniami

4. Začiarknite políčko označené Aplikujte opravy automaticky a kliknite na ďalšie.

check apply repairs automatically option in hardware and devices troubleshooter and click on Next

5. Once the process is completed, reštartujte počítač and check if USB is being recognized now.

Option 2: Troubleshoot Malfunctioning USB Device

1. Z dielo, kliknite pravým tlačidlom myši na ikonu USB Device icon.

2. Vybrať Open Devices and Printers možnosť, ako je znázornené.

3. Pravým tlačidlom myši kliknite na USB zariadenie (napr Čepeľ Cruzer) a vyberte Riešenie problémov, ako je zvýraznené nižšie.

right click on usb device and select troubleshoot option in devices and printers Window. Fix Unknown USB Device Descriptor Request Failed in Windows 10

4. Poradca pri riešení problémov so systémom Windows will automatically detect problems and fix these as well.

nástroj na riešenie problémov so systémom Windows zisťujúci problémy

Poznámka: If the troubleshooter states that it could not identify the issue, then try the other methods discussed in this article.

Prečítajte si tiež: Opravte zariadenie USB, ktoré systém Windows 10 nerozpoznal

Metóda 3: Aktualizujte ovládače USB

To fix Unknown USB Device (Device Descriptor Request Failed) issue in Windows 10, you are advised to update USB drivers, as follows:

1. typ správca zariadenia v Vyhľadávací panel systému Windows a hit Vstupný kľúč spustiť.

2. Prejsť na Ovládače Universal Serial Bus section and expand it with a double-click.

Double click on Universal Serial Bus Controllers in the Device Manager window

3. Teraz kliknite pravým tlačidlom myši na USB vodič (napr Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft)) a vyberte Aktualizujte ovládač.

right click on usb driver and select update driver. Fix Unknown USB Device Descriptor Request Failed in Windows 10

4. Potom kliknite na Automaticky vyhľadať ovládače.

5A. Your driver will aktualizovať itself to the latest version.

5B. If your driver is already up-to-date, then you will get the message: The best drivers for your device are already installed.

6. Kliknite na Zavrieť to exit the window and Rzačať počítač.

7. opakovať the same for all USB drivers.

Method 4: Roll Back USB Drivers

If the USB device had been working correctly, but began to malfunction after an update, then rolling back the USB Drivers might help. Follow the given instructions below to do so:

1. Prejdite k Device Manager > Universal Serial Bus controllers ako je vysvetlené v Metóda 3.

2. Pravým tlačidlom myši kliknite na USB ovládač (napr Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft)) a vyberte vlastnosti, ako je znázornené nižšie.

right click on usb driver and select properties

3. V USB Device Properties okno, prepnite na Vodič A vyberte položku Vrátiť späť ovládač.

Poznámky: If the option to Roll Back Driver is greyed out in your system, it indicates that your system does not have any updates installed for the driver. In this case, try alternative methods discussed in this article.

roll back driver. Fix Unknown USB Device Descriptor Request Failed in Windows 10

4. vybrať Prečo sa vraciaš späť? from the given list and click on Áno na potvrdenie.

select reason to roll back drivers and click Yes

5. After the process is finished, click on OK uplatniť túto zmenu.

6. Finally, confirm the prompt and reštart váš systém, aby bol návrat efektívny.

Prečítajte si tiež: Fix Universal Serial Bus (USB) Controller Driver Issue

Metóda 5: Preinštalujte ovládače USB

If the above methods to update or roll back drivers do not work, then you can try to reinstall your USB driver. Here’s how to fix Unknown USB Device (Device Descriptor Request Failed) issue:

1. Ísť do Správca zariadení> Ovládače Universal Serial Bus, using the steps mentioned in Metóda 3.

2. Pravým tlačidlom myši kliknite na Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft) a zvoľte Odinštalujte zariadenie, ako je znázornené.

right click on usb driver and select Uninstall device. Fix Unknown USB Device Descriptor Request Failed in Windows 10

3. Teraz kliknite na odinštalovať a reštartujte počítač.

4. Now, download the latest USB driver from manufacturer website like Intel.

download intel USB driver. Fix Unknown USB Device Descriptor Request Failed in Windows 10

5. Once downloaded, install the latest USB driver. Then, connect your USB device and check if the said error is rectified.

Method 6: Disallow PC to Turn Off USB Device

The USB power-saving feature allows the hub driver to suspend any individual USB port without affecting the function of other ports, in order to save power. This feature, however useful, may still cause Unknown USB Device issue when your Windows 10 PC is idle. Hence, disable the automatic USB suspend feature using the given steps:

1. Prejdite na položku Správca zariadení ako je uvedené v Metóda 3.

2. Here, double-click on Human Interface Devices rozšíriť to.

double click on the Human Interface Devices.

3. Kliknite pravým tlačidlom myši na ikonu Vstupné USB zariadenie a zvoľte Vlastnosti.

Right click on USB input device and select the Properties. Fix Unknown USB Device Descriptor Request Failed in Windows 10

4. Here, switch to the Power Management tab and uncheck the box titled Umožnite počítaču vypnúť toto zariadenie, aby ste ušetrili energiu.

5. Nakoniec kliknite na OK a reštart váš systém.

Prečítajte si tiež: Oprava USB sa neustále odpája a znova pripája

Method 7: Disable USB Selective Suspend Feature

The selective suspend feature too, helps you to conserve power while disconnecting USB sticks and other peripherals. You can easily disable the USB Selective Suspend feature via Power Options, as explained below:

1. typ ovládanie Panel v Vyhľadávací panel systému Windows a kliknite na tlačidlo Otvorený.

2. vybrať Zobraziť podľa > Veľké ikony, A potom kliknite na tlačidlo možnosti napájania, ako je znázornené.

go to the Power Options and click on it

3. Tu kliknite na Zmeniť nastavenia plánu in your currently selected plan section.

vyberte možnosť Zmeniť nastavenia plánu.

4. V Upraviť nastavenia plánu okno, vyberte Zmeniť rozšírené nastavenia napájania možnosť.

In the Edit Plan Settings window, click on Change advanced power settings

5. Teraz dvakrát kliknite nastavenie USB rozšíriť to.

dvakrát kliknite na možnosť nastavenia USB v okne Zmeniť pokročilé nastavenia napájania

6. Ešte raz dvakrát kliknite Nastavenie selektívneho pozastavenia USB rozšíriť to.

double click on usb selective supend settings in usb settings in Change advanced power settings window

7. Tu kliknite na Na batériu a zmeňte nastavenie na invalidný from the drop-down list, as illustrated.

vyberte v nastaveniach batérie na vypnutie v nastaveniach selektívneho pozastavenia USB v nastaveniach usb v okne Zmeniť pokročilé nastavenia napájania

8. Teraz kliknite na Napájaný zo siete a zmeňte nastavenie na invalidný aj tu.

click Apply then, OK to save changes after disabling usb selective supend settings in usb settings in Change advanced power settings window

9. Nakoniec kliknite na Podať žiadosť > OK to save these changes. Restart your PC and check if the issue is solved now.

Metóda 8: Vypnite rýchle spustenie

Turning off the fast startup option is recommended to fix Unknown USB Device (Device Descriptor Request Failed) issue in Windows 10. Just, follow the given steps:

1. Prejsť na Control Panel > Power Options ako je znázornené v Metóda 7.

2. Tu kliknite na Vyberte si, čo power tlačidla robiť option in the left bar.

3. Teraz vyberte Ktorý má momentálne nedostupná Zmeniť nastavenie možnosť.

Kliknite na Zmeniť nastavenia, ktoré momentálne nie sú k dispozícii

4. Next, uncheck the box Zapnutie rýchleho spustenia (odporúčané) a potom kliknite na tlačidlo Uložiť zmeny ako je uvedené nižšie.

uncheck the box Turn on fast startup and then click on Save changes as shown below. Fix Unknown USB Device Descriptor Request Failed in Windows 10

5. Nakoniec reštart váš počítač so systémom Windows.

Prečítajte si tiež: Fix USB Device not Recognized Error Code 43

Metóda 9: Aktualizujte systém Windows

Always ensure that you use your system in its updated version. Otherwise, it will cause the said problem.

1. typ Skontrolovať aktualizácie v Vyhľadávací panel systému Windows a kliknite na tlačidlo Otvorený.

2. Teraz kliknite na Skontrolovať aktualizácie tlačidlo.

select Check for Updates from the right panel.

3A. Nasleduj pokyny na obrazovke stiahnuť a nainštalovať najnovšiu dostupnú aktualizáciu.

Follow the on screen instructions to download and install the latest update available. Fix Unknown USB Device Descriptor Request Failed in Windows 10

3B. Ak je váš systém už aktualizovaný, zobrazí sa Máte aktuálne informácie správa.

správa windows update, že ste aktuálny

4. reštart your system and check if the issue is resolved now.

Metóda 10: Aktualizujte systém BIOS

If the above method could not fix Unknown USB Device issue in your Windows 10 desktop/laptop, then you can try updating system BIOS. Read our elaborate tutorial to understand What is BIOS, How to check the current BIOS version, and How to update System BIOS here.

Pre Tip: Use the given links to Download Latest BIOS Version for Lenovo, Dell & HP notebooky.

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We hope that you could learn ako fix Unknown USB Device (Device Descriptor Request Failed) issue in Windows 10 problem. Let us know which method helped you the best. Also, if you have any queries or suggestions, then feel free to drop them in the comments section.