What is lmb on keyboard?

LMB stands for Left Mouse Button on a keyboard, which is typically used for clicking and selecting items on a computer screen. The LMB is usually the primary button used for interacting with a computer, while the right mouse button (RMB) is often used for context menus and other functions. The LMB is an essential component for navigating and interacting with computer interfaces and is used in a wide range of applications, including browsing the internet, playing video games, and using various software programs.