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Q: System extension cannot be used The system extension "/System/Library/Extensions/AppleUSBEthernetHost.kext" was installed im ... System extension cannot be used The system extension "/System/Library/Extensions/AppleUSBEthernetHost.kext" was installed improperly and cannot be used. more
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Helpful answers
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Sep 13, 2014 12:02 PM in response to much2learnby BDAqua,Hi, I'd try re-installing the 10.6.8 update v 1.1 update, then Repair Permissions & reboot.
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Sep 13, 2014 12:54 PM in response to much2learnby BDAqua,You can use Pacifist to just install that kext if you want from that update file...
Pacifist...
