(1) The relationship of one file to another based on the data it contains. (2) An established relationship between a file and the application used to open it. There are default file associations ...

One of the more frustrating things I experience in daily usage of my Mac is opening a file that launches an unexpected application, which can sometimes result in a failure to open the file. Joe is a ...

I recently changed the file association for a subset of my video collection. Now, I've always assumed that that sort change registered itself on the OS level and that the file itself goes untouched.

Jeff Werner is a software engineer and has been writing this column since 2007. Question: I’m getting the dreaded “Explorer.EXE, This file does not have an app associated with it for performing this ...