If you’re buying brand new, the easiest way to know if your Lenovo Laptop model comes with Keyboard Light or a backlit keyboard is to check the System Specifications on the carton.īetter yet, whether you’re buying new or used, before you even place the order, go online and search for system specifications of the particular Lenovo Laptop you intend to buy. How to know if your Lenovo Laptop model has keyboard light Reason 3: You just don’t know how to put it on…which is why we’re hear today.