Dell Inspiron 15 3543 Troubleshooting
Released in December 2014. Identified by part number i3543 Student-Contributed Wiki An awesome team of students from our education program made this wiki. Your touchpad is unresponsive or sticking down. Make sure your hands and touchpad are clean. To clean your touchpad, dampen a clean cloth with water, use light pressure to gently rub the dirt off, and then wipe dry with a clean cloth. You can also use a few drops of rubbing alcohol on the edge of a thin card and put it between the edges of the touchpad to clean out anything that could be stuck in there....