The Folio is no more a definitive text than the quartos; many of the plays in the folio omit lines that can be found in quarto versions, and include misprints and textual corruption. Source: Internet
Differences between editions Apart from corrections of misprints, the main text of PM is unchanged between the first and second editions. Source: Internet
Modern editions such as those of the Oz ve-Hadar Institute correct misprints and restore passages that in earlier editions were modified or excised by censorship but do not attempt a comprehensive account of textual variants. Source: Internet