What Are The Steps To Use NumLock Feature on Lenovo Thinkpads

After buying IBM's Personal Computer Division, Lenovo grew one of the leading laptop manufacturers company in the world. After becoming a global laptop and computer manufacturer, Lenovo continued improving their technologies with utilizing the latest technology for quality products. Source: - https://lenovotechsupportireland.wordpress.com/2017/09/01/what-are-the-steps-to-use-numlock-feature-on-lenovo-thinkpads/