How to back up programs

  Belatucadrus 17:11 12 Mar 2006

Chances are they had a copy of the installation.exe that they copied to the disk. Most programs make changes to the registry during installation, simply copying the contents of Program files isn't going to replicate this and without them the program isn't going to work.
Just to be awkward, some programs don't actually install and can run as stand alone applications from a folder. But these are in the minority.

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