"The industry" sold software in the 1980s that had use instructions like "Insert disk 1 and press the 'Reset' key to load". In the very early 1990s, something

"The industry" sold software in the 1980s that had use instructions like "Insert disk 1 and press the 'Reset' key to load". In the very early 1990s, something like "Insert disk 1 and click the disk icon, then click <name of application>". Installation to the hard disk was optional, and might be one or two steps. Later in the 1990s, installation was pressing "Next", "Next", "Next" after inserting the CD.