For Zbook: Windows PowerShell
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PS C:\WINDOWS\system32> sfc /scannow

Beginning system scan. This process will take some time.
...

Zbook: could not run log collector log collector v2-beta06.zip "Windows cannot find 'log'." Could not install driver - only loads to Windows 7 and 8, not 10.
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Thank you for your patience, am a dummy tech-wise. Have filled in Computer specs. could not find cooler inf. Scanner, printer attached.
DirectX Diagnostic Tool cannot see a sound card. "No sound...

Hi ZBook, in Device Manager on View, there is no option for hidden files, only "show hidden devices"

Hi Fireberd - it says "Reinstall the drivers for this device. (Code 18)". But when I try to reinstall the drivers - or uninstall and let Windows do it, the same error an code comes up. It is stuck in...

Hello Fireberd, yes Windows does reinstall the device, but it does not work, has the yellow trinagle over it.

Had to reinstall Widows 10. Since then have no sound. Have deleted and reinstalled IDT HD Audio CODEC driver card several times, still won't work. Yellow triangle over device in Device Manager....