Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

#lagging#wonky#duplicatecharger

  1. U

    Laptop wonky due to duplicate charger

    I have been using a duplicate charger for my 2011 macbook pro for the last one year. It has a regular buildup of static electricity & the trackpad gets wonky during which time I use a mouse & it become normal again. I recently was in a house with no grounding & once I came back, the laptop only...