You can use to verify the startup disk and the structure of its system files

OnyX for Mac

OnyX 4.0.0

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About OnyX for Mac

OnyX is one of the best free utilities for the maintenance, personalization, and optimization of your macOS. Not only that it is capable to run countless miscellaneous tasks of system maintenance, but it enables you to easily find and tweak many hidden parameters of Dock, Dashboard, Safari, Expose, Disk Utility, and Finder.  After just a few minutes spend optimizing your Mac with OnyX, not only that you will be able to optimize many aspects of your daily computer usage, streamlining the way you work certain things and increasing your productivity, but also making your Mac run faster and enabling it to run longer on your if you prefer using laptops.Some of its most popular options are without a doubt ability to preview logs, CrashReport... Read More »

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