Find the touchpad light in the upper-left corner of the touchpad and check whether the light is off, if it is on, just double-tap to turn off it and then the touchpad will be unlocked.
This way can be applied if there is a touchpad light(also the touchpad on/off button) on your HP EliteBook. Way 1: Unlock the Locked HP EliteBook TouchPad with the TouchPad Light
If your laptop is the Windows 10 HP EliteBook and its touchpad is locked, how can you make the locked touchpad be available? Here, three effective and easy ways are introduced for you to unlock the locked Windows 10 HP EliteBook touchpad, let’s go on to learn more now! Without the touchpad (also no mouse), the laptop can’t run in the way you want. The touchpad is an essential component of the laptop, which executes the functions of the mouse well.