You can usually find the toggle for Mischievous Mode within the extension's dropdown menu (the icon in your browser toolbar).
extension, "mischievous mode" isn't a standard toggleable setting; rather, it refers to what does mischievous mode do in laser cat
Just when Whiskers thought she had had enough, the Laser Whirlwind 5000 pulled out its pièce de résistance: a "virtual mouse" that seemed to scurry across the floor, complete with fake squeaks and scurrying sounds. Whiskers was utterly entranced, her ears perked up and her whiskers twitching with glee. You can usually find the toggle for Mischievous
: The cat sits at the bottom of your screen, blinking and moving its ears, waiting for your next command to cause digital havoc. Key Features of the Extension : The cat sits at the bottom of
: The cat wanders the webpage independently, zapping pictures, icons, and text blocks with its laser rays.
: To heighten the sense of "mischief," each laser blast is accompanied by a whimsical "pew pew" sound effect and an occasional meow.