Sheffield United manager Chris Wilder left the club by mutual consent late on Sunday and coach Paul Heckingbottom, who will take charge until the end of the season, had no time to fix the team's defensive frailty and toothless attack.
Ayoze Perez went close with an early header for Leicester but Aaron Ramsdale was alive to the danger, getting his fingertips to the ball to turn it onto the far post.
