How to perform SMC reset on MacBook Pro or Air
1.Make sure computer is plugged in ,make sure battery is NOT fully charged
2.Turn it off if it’s on
3.Press and Hold Left shift key Left Control key left Option key plus Power button for 7 seconds
Let go of all the keys the charging indicator on your charger should blink green then back to orange .

Please like share and subscribe

Thank you

свернуть