The new caching of preference settings in OS X Mavericks may frustrate some approaches to manual adjustment of program settings.
Applications in OS X save preferences to property list (.plist) files in various preferences folders; however, sometimes multiple copies of a specific plist file may accumulate in the same folder.
If you browse through the user library in OS X Lion, you may see a number of .plist.lockfile files in your preferences folder. Here is what these and other plist subtypes are all about.
Periodically, a problem may occur with a given system setting, or some application, and the common remedy of removing a seemingly obvious preferences "plist" file may not reset the setting. In OS X, plist files are simply ways of storing editable appli
Many application-based problems users experience seem to be stem from faulty .plist files.
Some users have had issues with iCal slowing down and crashing. This behavior sometimes is also coupled with other strange behavior such as disappearing GUI controls.
More on .plist corruption: Applications other than host (owner) write to some .plist files
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