Starting with OS X El Capitan, Apple introduced a new security feature that broke a number of third-party modifications. For the rest, head to System Preferences and look for any third-party preference panes.

Others may include a PKG uninstaller file you need to run. For some apps, that simply means moving the application file to the Trash, then inputting your admin password to allow the change.

The best way to remove these, is to uninstall the associated software. Meanwhile, third-party drivers will have the developer name in them, like this: Īnd also like this one: ch.tripmode.TripModeNKE All Apple extensions will look like: com.apple. This will show what kernel extensions are currently loaded. Then, run the following command: kextstat To dive into this, reboot your system as normal and launch Terminal. Safe Mode loads only the required kernel extensions, so if the problem doesn't occur in this environment, it points to an issue with a third-party kext. To do this, restart your machine and hold the Shift key as it boots. One quick way to check if a third-party kext is causing your kernel_task issues is to reboot your machine into Safe Mode.

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