Your trackpad might be locked through its driver software. Check your trackpad driver software to see if it's locked. If it's not locked, your drivers might be outdated/broken or your trackpad might be broken. Try updating your drivers, or if that doesn't work, replacing the trackpad.
+
+
See [https://www.ifixit.com/Wiki/HP_Pavilion_14-b120dx_Troubleshooting#Section_Unresponsive_Trackpad|this section] for additional information.
Your trackpad might be locked through its driver software. Check your trackpad driver software to see if it's locked. If it's not locked, your drivers might be outdated/broken or your trackpad might be broken. Try updating your drivers, or if that doesn't work, replacing the trackpad.