If You Don’t Know Me By Now by Simply Red is in Eb at 45 beats per minute and runs 3:36 across 14 bars. It uses 9 chords — Bb, Dm7, Eb, Gbdim, Eb6, F, Db, Gbmaj7, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? If You Don’t Know Me By Now guitar melody tab.