The idiomatic expression "to get to the next level" means to advance or progress to a higher, more challenging stage in a task, project, or situation. It implies that one has successfully completed an initial phase and is now ready for greater responsibilities, complexity, or difficulty. The phrase can be used in various contexts such as in video games where players must complete levels to move on to the next challenge, in business when referring to career advancement, or in personal development when discussing growth and improvement.