Sửa lỗi code 31

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Tim Fisher has more than 30 years' of professional technology experience. He's been writing about tech for more than two decades & serves as the VP and General Manager of 10kiem.vn.

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10kiem.vn / Tim Fisher

Details on Device Manager error codes lượt thích Code 31 are available in the Device Status area in the device"s properties.


Device Manager error codes are exclusive to lớn Device Manager. If you see the Code 31 error elsewhere in Windows, chances are it"s a system error code which you should not troubleshoot as a Device Manager problem.


The Code 31 error could apply lớn any hardware device in Device Manager, but most Code 31 errors appear onoptical driveslike CD and DVD drives.


Any of Microsoft's operating systems could experience a Code 31 Device Manager error including Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, & more.


How lớn Fix a Code 31 Error

Restart your computer if you haven"t done so already. The Code 31 error could source from a temporary memory glitch.


Did you install a device or make a change in Device Manager just before the Code 31 error appeared? If so, it's possible that the change you made caused the Code 31 error.

Undo the change if you can, restart your PC, and then kiểm tra again for the Code 31 error.


Delete the UpperFilters và LowerFilters registry values. A common cause of Code 31 errors is the corruption of two registry values in the DVD/CD-ROM Drive Class registry key.


Deleting similar values in theWindows Registrycould also be the solution lớn a Code 31 error that appears on a device other than a DVD or CD drive. The UpperFilters/LowerFilters tutorial linked above will show you exactly what you need khổng lồ do.

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Some people have had luck deleting theentire keythat holds the UpperFilters and LowerFilters values. If deleting the specific values doesn"t fix the Code 31 error, trybacking up the registry keyyou identify in that tutorial above, và thendelete the registry key, reboot,restore the registry key from the backup, and reboot again.


Update the drivers for the device. Installing the latest manufacturer supplied drivers for a device with the Code 31 error is a likely fix for this problem.


Reinstall the Microsoft ISATAP network adapter if the Code 31 error is related to lớn the MS ISATAP adapter not working properly.

Open Device Managerand access the Action > add legacy hardware screen. Start the wizard & select Install the hardware that I manually select from a menu (Advanced). Click through the steps & chooseNetwork adapters > Microsoft > Microsoft ISATAP Adapterfrom the list.


Replace the hardware. As a last resort, you might need to lớn replace the hardware that has the Code 31 error.

It"s also possible that the device is not compatible with this version of Windows. Kiểm tra the Windows Hardware Compatibility danh sách to be sure.


If you"re convinced that hardware isn"t the cause of this particular Code 31 error, you could try lớn automatically repair Windows problems. If that doesn"t work, try a clean install of Windows. We don"t recommend doing either of those before you try replacing the hardware, but you may have to lớn give them a shot if you"re out of other options.


Need More Help?

If you"re not interested in fixing this Code 31 problem yourself, there are more options available to fix your computer, plus help with everything along the way lượt thích figuring out repair costs, getting your files off, choosing a repair service, & a whole lot more.

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This error code means you need khổng lồ repair your PC because the Boot Configuration Data (BCD) tệp tin has a problem. Try running the Automatic Startup Repair tool. Or, go lớn the command prompt và enter bootrec /rebuildbcd to rebuild the BCD file.


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