My sound works fine on my computer by the way. (ie if you tell me uninstall Realtek driver, please tell me step by step how to re-install it or which driver I need from trusted website) Please only post answers S P E C I F I C to my machine and currently installed drivers and version of windows. If you are posting suggestions, please help my by posting step by step help.

Am concerned about causing more problems on my PC and since I am not programmer smart and some PC language posted I do not understand, I am not sure what to do. Gone into control panel and Dolby Digital Plus icon is there but when I try to right click and bring any menu up - I get the above error message again.Ĭannot find specific answer to this as some postings on forums (Lenovo and Microsft) say to uninstall drivers (Dolby, Conexant and Realtek and then reinstall Dolby.) I have NOT uninstalled Realtek driver I have on my computer yet because I have gone to Lenovo website and have downloaded most recent Realtek driver available in Lenovo downloads. Under Sound, Video, games - Device manager lists 2 drivers: Lenovo USB Audio (driver up to date) and Realtek High Definition Audio (driver up to date - version 6.by Realtek Semiconductor Corp) I checked in Control Panel Device Manager the drivers under Audio and under Sound, Video, game, etc. Please install a valid driver and software application combination.' I now get this error message at restart each time: 'The current Dolby Digital Plus audio driver version is 7.6.3.1 and the software app expects driver version 7.5.1.1. RealTek audio Alienware 17, dolby digital plus audio driver version is 7.6.3.1 and the software application expects driver version 7.5.1.1 issue Hi all, After installing Win10 i.Īpril 18 - 2014 - I recently reset my Lenovo C460 All-in-One Windows 8.1 (64 bit) computer and reinstalled windows.

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