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I feel a little bit current on my mac while charging what should i do Update (09/24/2022) I have original charger which comes with mac . and i connect it to three pin adapter which is properly grounded but still it heat me….why..?

You likely have a knockoff charger which is not properly grounded! Compared: Fake vs Genuine Apple Magsafe ChargersFake Apple MagSafe vs. Real Genuine Apple MagSafeMacbook charger teardown: The surprising complexity inside Apple’s power adapter