Some of Microsoft's early products included hidden Easter Eggs. Microsoft formally stopped including Easter Eggs in its programs as part of its Trustworthy Computing Initiative in 2002. See more

MS Access 1.0
Access 1.0 had a simple animation showing a gun firing and killing two ducks. The story behind … See more

• In one of the missions of Microsoft Flight Simulator X, called "Secret Shuttle", the player's call sign is changed mid-flight to a one that starts with "Longhorn". After landing at Area 51, … See more

The following are not Easter Eggs, but rather features unexpected by many users of Microsoft products.
Microsoft Word See more

• When asked if she likes Clippy, Cortana would answer "Definitely! He taught me how important it is to listen." or "What's not to like? That guy took a heck of a beating and he's still … See more

• Typing WAIT6502,1 into a Commodore PET with BASIC V2 (1979) would result in "MICROSOFT!" printed on the top left of the screen, partly overwriting the first line "### COMMODORE … See more

• List of Easter eggs in Tesla products
• List of Google Easter eggs See more