Click the "Enter Code" or key icon found at the bottom-right of the main interface.
In a world where technology reigned supreme, there existed a small, unassuming software program named Driver Booster. Developed by the innovative minds at IObit, Driver Booster was designed to simplify the often tedious process of updating outdated drivers on computers. Its creators had envisioned a tool that would ensure all hardware components of a computer functioned at their optimal best, enhancing performance, stability, and overall user experience.
Launch the program and look for the or "Manage License" icon at the bottom right.
If these keys are "at their limit," try disabling your internet connection temporarily before clicking "Activate." This sometimes bypasses the online verification check for older builds.