The phrase "additional modules" refers to extra parts or components that can be added to a larger system or program to enhance its functionality or provide extra features. Full definition
The format is presented in three streams of learning plans which offer lessons for beginning to advanced users, with additional modules for social advertising. (entrepreneur.com)
Three streams offer lessons for beginning to advanced users, with additional modules for social advertising. (inc.com)
If you're a more advanced athlete, you can start with the hardest level and add additional modules like weight training to meet your fitness goals. (rushfitxercise.com)