Anonymous7 years ago000Is Quick Charge 3.0 also backwards compatible with Quick Charge 2.0 for all devices? Or does the Quick Charge function not work/benefit then? (Have a Samsung Galaxy S6)Show in original language (German)beat_rupp7 years ago000 Helpful answerIt works on my S8. QC3 is backwards compatible with QC2.Show in original language (German)Comment