Installing A installs STATS.DLL such that any other program can use it.
Program “A.EXE” (A) and program “B.EXE” (B) both rely on a large library of mathematical functions we’ll say are contained in the file “STATS. Over the years, software programs have gone from attempting to share large numbers of components to keeping separate copies of those components to protect themselves from unexpected changes.Īs a result, today some files are shared and some are not, and there’s no consistent rule. You’re best served using different techniques if you’re running low on space. Duplicates rarely take up excessive room. Sometimes you can delete duplicates safely, but it requires knowing how your files are organized - something duplicate file finders can’t do. Because installing software in Windows is complex, it’s common to have duplicate copies of the same file, all of which are required.
