Unable to find the cause of DVD driver in Win7

Discussion in 'General Topics' started by DavidK, Oct 24, 2013.

  1. DavidK Administrator

    To solve the win7 system suggests that DVD drive cannot find optional method:

    1 in the start menu input regedit, enter. Open the registry editor
    2 the following registry key
    HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlClass{4D36E965-E325-11CE-BFC1-08002BE10318}
    3 on the right side of the panel, right click on the UpperFilters, click the delete
    4 click "yes" to confirm the numerical delete
    5 also delete LowerFilters this value. Confirm delete
    6 exit the registry editor, and then restart
    Computer system to download the tip: when you delete the above two numerical price is likely to lose somefunctions, such as CD recording program. The emergence of this situation, we must re install the affectedprogram. If the problem persists, you may need to contact the application vendor if there is an updated version of this program.
    To solve the win7 system suggests that DVD drive cannot find alternative method two:
    1 click Start > all programs - > Accessories
    2, right-click command prompt - > "run as administrator"
    3 paste the following command and press enter:
    Bcdedit /set loadoptions DDISABLE_INTEGRITY_CHECKS


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