It sounds as if it has become faulty due to pressure, liquid or something else happening upon the surface which can be normal for laptops. You could replace it touchpad with a new or used one on ebay or for the time being try and go into the setting for the touchpad and reverse the left click function to right click so you can still use it.
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It sounds as if it has become faulty due to pressure, liquid or something else happening upon the surface which can be normal for laptops. You could replace it touchpad with a new or used one on ebay or for the time being try and go into the setting for the touchpad and reverse the left click function to right click so you can still use it.