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) nrog ib tug daim duab peb sab daj nrog tus cim exclamation. 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.

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• Outdated USB Drivers: If the current drivers in your Windows PC are incompatible or outdated with the system files, then you may face this error.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 is not updated: 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!

Txoj Kev 1: Kev daws teeb meem yooj yim

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 & ports. Use a compressed air cleaner while being extremely careful not to damage anything.

2. Moreover, ensure enough space for qhov cua kom raug of your desktop/laptop, as shown.

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. Yog hais tias qhov teeb meem yog tshwm sim los ntawm lub hwj chim mov, ces sim re-inserting lub USB ntaus ntawv tom qab unplug lub laptop los ntawm lub hwj chim mov.

2. Txuas lwm USB ntaus ntawv with the same USB port and check if there is an issue with the port.

3. Txuas lub USB ntaus ntawv rau hauv a txawv chaw nres nkoj los txiav txim qhov teeb meem nrog USB ports.

Method 1C: Restart Windows PC

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

1. disconnect lub USB ntaus ntawv.

2. Pib dua koj lub PC Windows.

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

Txoj Kev 2: Khiav 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. Nias lub qhov rais + R lag luam ib txhij mus tso lub khiav dialog box.

2. Hom msdt.exe -yog DeviceDiagnostic thiab nias rau OK, raws li qhia.

3. Here click on the Advanced kev xaiv, raws li tseem ceeb hauv qab no.

4. Kos lub thawv cim Thov kho cov ntaub ntawv puas tas thiab nias rau Tom ntej no.

5. Once the process is completed, pib dua koj lub PC and check if USB is being recognized now.

Option 2: Troubleshoot Malfunctioning USB Device

1. Ntawm qhov Qhis, txoj cai-nias rau ntawm USB Device icon.

2. Xaiv qhov Open Devices and Printers kev xaiv, raws li qhia.

3. Txoj cai-nyem rau USB Ntaus Ntawv (xws li Cruzer Hniav) thiab xaiv troubleshoot, raws li qhia hauv qab no.

4. Windows Troubleshooter will automatically detect problems and fix these as well.

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

Kuj nyeem: Fix USB device not recognized by Windows 10

Txoj Kev 3: Hloov kho USB tsav tsheb

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

1. Hom ntaus thawj nyob rau hauv lub Windows nrhiav bar thiab ntaus Sau tus yuam sij mus tua nws.

2. Mus rau Universal Serial Bus controllers section and expand it with a double-click.

3. Tam sim no, right-click rau USB neeg tsav tsheb (xws li Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft)) thiab xaiv Tus neeg tsav tsheb hloov tshiab.

4. Txuas ntxiv mus, nyem rau ntawm Nrhiav tau rau cov tsav tsheb. 

5A. Your driver will update 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. Nias rau Close to exit the window and Restart khoos phis tawj.

7. Rov ua dua 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. Nkag mus rau Device Manager > Universal Serial Bus controllers raws li tau piav qhia hauv Txoj kev 3.

2. Txoj cai-nyem rau USB tsav tsheb (xws li Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft)) thiab xaiv Properties, raws li tau piav qhia hauv qab no.

3. Hauv USB Device Properties qhov rai, hloov mus rau Tsav Tab thiab xaiv Roll Back Tsav.

Ceeb toom: 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.

4. Xaiv Vim li cas koj rov qab? from the given list and click on Yog kom paub meej.

5. After the process is finished, click on OK siv qhov kev hloov no.

6. Finally, confirm the prompt and pib dua koj qhov system ua kom rov qab zoo.

Kuj nyeem: Fix Universal Serial Bus (USB) Controller Driver Issue

Method 5: Reinstall USB Drivers

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. Mus rau Tus Thawj Tswj Ntaus Ntawv> Universal Serial Bus controllers, using the steps mentioned in Txoj kev 3.

2. Txoj cai-nyem rau Intel(R) USB 3.0 eXtensible Host Controller – 1.0 (Microsoft) thiab xaiv Uninstall ntaus ntawv, raws li qhia.

3. Tam sim no, nyem rau uninstall thiab rov qab qhib koj lub PC.

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

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. Nkag mus rau Ntaus Tus Thawj Coj raws li qhia nyob rau hauv Txoj kev 3.

2. Here, double-click on Neeg Sib Txuas Khoom Siv kom nthuav nws.

3. Txoj cai-nias rau ntawm USB Input Device thiab xaiv Zog.

4. Ntawm no, hloov mus rau lub Fais fab Management tab and uncheck the box titled Cia lub computer tua lub cuab yeej no kom txuag tau lub zog.

5. Thaum kawg, nyem rau ntawm OK thiab pib dua koj lub cev.

Kuj nyeem: Fix USB Keeps Disconnecting and Reconnecting

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. Hom Control vaj huam sib luag nyob rau hauv lub Windows nrhiav bar thiab nias Qhib.

2. Xaiv Saib los ntawm > Loj icons, ces nias Fais Fab Kev Xaiv, raws li qhia.

3. Ntawm no, nyem rau ntawm Hloov qhov chaw nqis in your currently selected plan section.

4. Hauv Kho kom raug Plan Settings qhov rais, xaiv Hloov siab tshaj zog nqis kev xaiv.

5. Tam sim no, ob npaug nias USB nqis kom nthuav nws.

6. Ib zaug ntxiv, ob npaug nias USB xaiv ncua kev teeb tsa kom nthuav nws.

7. Ntawm no, nyem rau ntawm Rau cov roj teeb thiab hloov qhov chaw rau xiam oob qhab from the drop-down list, as illustrated.

8. Tam sim no, nyem rau Plugged nyob rau hauv thiab hloov qhov chaw rau xiam oob qhab ntawm no ib yam.

9. Thaum kawg, nyem rau ntawm thov > OK to save these changes. Restart your PC and check if the issue is solved now.

Method 8: Turn Off Fast Startup

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. Mus rau Control Panel > Power Options raws li tau piav qhia hauv Txoj kev 7.

2. Ntawm no, nyem rau ntawm Xaiv lub hwjchim nyees khawm li cas option in the left bar.

3. Tam sim no, xaiv cov Hloov cov chaw uas tsis tam sim no kev xaiv.

4. Next, uncheck the box Tig los pib ceev ceev (pom zoo) thiab ces nias rau Txuag cov kev hloov raws li qhia hauv qab no.

5. Thaum kawg, pib dua koj lub PC Windows.

Kuj nyeem: Fix USB Device not Recognized Error Code 43

Txoj Kev 9: Hloov Windows

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

1. Hom Kos rau cov tshiab nyob rau hauv lub Windows nrhiav bar thiab nias Qhib.

2. Tam sim no, nyem rau ntawm qhov Tshawb xyuas txog Cov Tshiab khawm.

3 A. Ua raws li cov lus qhia on-screen mus download tau thiab nruab qhov hloov tshiab tshiab muaj.

3B. Yog tias koj qhov system twb hloov tshiab lawm, ces nws yuav pom Koj mus txog hnub kawg lus.

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

Txoj Kev 10: Hloov kho 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.

Pro Ntsis: Use the given links to Download Latest BIOS Version for Lenovo, Dell & HP khoos phis tawm.

pom zoo:

We hope that you could learn yuav ua li cas 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.