Win7 sound card driver cannot be installed (Installation failed) Perfect solution

This articleArticleIt can help you solve the problem of installation failure of the Windows 7 audio/video driver.
There is a premise that you already have a sound card driver suitable for your computer, but it always fails to be installed. If you do not have a sound card driver, you can use the latest driver version for your life (or other driver detection devices) detect and download the appropriate driver for future use.
Body 1:

1. open the disk where your win7 system is located gradually into the Windows-system32-Driverstore-FileRepository inside find wdmaudio. inf_x86_neutral_aed2a4456700dfde folder. (In the filerepository folder, you can quickly enter the start letter WDM to find it, or copy wdmaudio. the inf_x86_neutral_aed2a4456700dfde folder name is searched in the search bar in the upper right corner .)
2. log on to the (wdmaudio. inf_x86_neutral_aed2a4456700dfde) folder and delete all the items in the folder. (If the deletion fails, you need permissions. See the following figure .)
3. Download the Windows 7 audio/video driver repair package(Directly copy the following download: Thunder: // qufodhrwoi8vc29mdc5wa2dob3n0lm5ldc93aw5kb3dzn8n5v6133/bav0n64tc5yyxjawg =)
4. decompress the Windows 7 audio card driver repair package and copy and paste all the files in it to wdmaudio. INF ...... Folder
5. Use the driver to reinstall the sound card driver.
6. Restart the OK computer. If there is still a problem, double-click the speaker and let the system automatically detect it.
Body 2:

DownloadOne-click repair genie of win7 Sound Card Driver (copy the following address:Thunder: // token =),This software enables one-click installation of the win7 sound card driver. With the win7 sound card driver, one-click hotfix genie, win7 users do not have to worry about the win7 system! Note: This tool is only suitable for Windows 7!

 

If you want to delete a file, you are prompted that it cannot be deleted.ProgramIf it is occupied, you can delete the related program. But what should I do next?

In fact, the deletion method is very simple. You just need to set it in the file attributes.

First, right-click wdmaudio. inf_x86_neutral_aed2a4456700dfde folder-properties and follow the picture!

Select an account. The name and sequence are different from those of the image.

Okay! Delete the file and try again.