Big Brother: A Revolução, which is translated to Big Brother: The Revolution, is the sixth season of Big Brother Portugal.
After the success of the fifth season of the show, TVI planned to air another edition of Big Brother in September 2020. On July 5, 2020, TVI officially opened casting applications for the season. TVI also revealed that the season would be more competitive and would be dubbed "The Revolution".
On July 29, 2020, it was announced that the show would premiere on September 13, 2020, and the show would end on December 31, 2020.
On August 4, 2020, TVI director Nuno Santos revealed that Cláudio Ramos would no longer host Big Brother, and would be replaced by former Big Brother host Teresa Guilherme.