Possible Clues:

• Abbrev. meaning 'The printout will look exactly like this'
• Word-processing acronym
• Yes, European is in more than one way leaking a gallon, but it does what it says on the tin
• The printout will look exactly as on the screen
• Regularly awry is pic: why I go for such a preview?
• Pre-printing convenience of PC software
• The printout will appear exactly as on the computer screen (acronym)