OnyX is a utility for Macs that allows you to check the integrity of your startup files, as well as configure some hidden parameters of your system. There are OnyX versions for the latest releases of Mac OS X (and they are not cross-release compatible) so you have to download the appropriate version. The download is free and OnyX installs easily as long as you allow installs from non-App Store sources.
OnyX can verify your startup disk and the System file structure. By itself, this is a useful function in case of system issues. However, OnyX does more, allowing you … Read more