The Mandela Effect is where a large group of people remembers an event or a specific detail from the past differently than how it actually occurred. (False Memories, to be exact.) These examples often involve pop culture such as misremembered movie quotes (e.g., "Luke, I am your father" instead of "No, I am your father" from Star Wars,) or misconceptions about familiar logos or brand names ("White out" instead of "Wite out")
The Mandela Effect is a phenomenon where a large number of people share a false memory of an event or a detail that did not actually happen or was different in reality. The term was coined by Fiona Broome, who discovered that she and many others falsely remembered that Nelson Mandela died in prison in the 1980s, when he actually died in 2013.
Some possible explanations for the Mandela Effect are-