<Li> For the revived series in 2018, the format returned to that used between 1998--2007, including the payout structure, but with one noticeable difference . Apart from the use of a brand new, fourth lifeline, the series included a new rule in which upon reaching £ 1,000, the contestant would be asked before each subsequent question if they would like to set the cash prize for that question as their second safety net, with it offered up to £ 500,000 . </Li> <P> During a contestant's game, they may make use of a set of lifelines to provide assistance on a question . Throughout the course of the show's history, these lifelines involve the following: </P> <Ul> <Li> 50 / 50: Two random incorrect answers are eliminated, leaving the correct answer and one incorrect answer, thus granting the contestant a 50 / 50 chance of answering a question correctly . </Li> <Li> Phone a Friend: The contestant calls one of their friends, and has 30 seconds to read the question and the possible answers to them . The friend uses the leftover time to offer an answer . Since 2018, a member of the production team accompanies the friend to prevent cheating . </Li> <Li> Ask the Audience: Audience members use keypads to vote on what they believe to be the correct answer to the question . The percentage of each option selected by the audience is displayed to the contestant after this vote . </Li> <Li> Switch (2002--03, 2010--14): The computer replaces one question with another of the same monetary value . Any lifelines already used on the original question are not reinstated . From 2010 to 2014, this lifeline was earned after the contestant answered seven questions correctly . </Li> <Li> Ask the Host (2018 -): The host offers an answer to the question . The host has no contact with outside sources and there is no time limit . On this question, the answer is revealed to the contestant and host simultaneously . </Li> </Ul> <Li> 50 / 50: Two random incorrect answers are eliminated, leaving the correct answer and one incorrect answer, thus granting the contestant a 50 / 50 chance of answering a question correctly . </Li>

Who wants to be a millionaire uk lifelines