Copied from here: https://guitarhikemasu.blogspot.com/2017/01/iu-heart-chords-tabs.html
Intro
G
E|-3-3-3-2-0-----------|
B|-----------3-1-0-1-3-|
G|---------------------|
D|---------------------|
A|---------------------|
E|---------------------|
Verse
G G/B Cadd9 Dsus4 D
E|---------3-----------3-----------3---3-----2---|
B|-3---3-------3---3-------3---3-------3-----3---|
G|---0-------0---0-------0---0-------0-2-----2-2-|
D|-------------------------------------0-----0---| x4
A|-------------2-----2-----3-----3---------------|
E|-3-----3---------------------------------------|
Pre-Chorus
Bm7(b5) Bm7(b5) E7 E7
E|-1-------1---1-------1-----------0-----------0---|
B|-----3-----------3-------3---3-------3---3-------|
G|---2-------2---2-------2---1-------1---1-------1-|
D|-------------------------------------------------|
A|-2-----2-----2-----2-----------------------------|
E|-------------------------0-----0-----0-----0-----|
Am Am Cm Cm Bm Bm Em Em
E|---------0-----------0-----------3-----------3---|---------2-----------2-----------0-----------0---|
B|-1---1-------1---1-------4---4-------4---4-------|-3---3-------3---3-------0---0-------0---0-------|
G|---2-------2---2-------2---5-------5---5-------5-|---2-------2---2-------2---0-------0---0-------0-|
D|-------------------------------------------------|-------------------------------------------------|
A|-0-----0-----0-----0-----3-----3-----3-----3-----|-2-----2-----2-----2-----------------------------|
E|-------------------------------------------------|-------------------------0-----0-----0-----0-----|
F F Am/D D7
E|---------1-----------1---0-------0---2-|
B|-1---1-------1---1-----------1-------1-|
G|---2-------2---2-------2---2-------0-2-|
D|-------------------------0-----0-----0-|
A|---------------------------------------|
E|-1-----1-----1-----1-------------------|
Chorus
G G/B Cadd9 Cadd9 G/B Am7 Am/D D7 G Cadd9 G/B
E|---------3-----------3-----------3-------------|---------0---0----2---3-------3-------------|
B|-3---3-------3---3-------3---3-------3-----3---|-1---1-------1----1-------3-------3-----3---|
G|---0-------0---0-------0---0-------0---0-----0-|---0-------0---2----2---0-------0---0-----0-|
D|-----------------------------------------------|-------------0----0-------------------------|
A|-------------2-----2-----3-----3-----3-----2---|-0-----0--------------------------3-----2---|
E|-3-----3---------------------------------------|----------------------3-----3---------------|
G G/B Cadd9 Cadd9 G/B Am7 Am/D D7 G G
E|---------3-----------3-----------3-------------|---------0---0----2---3-------3---3-------3---|
B|-3---3-------3---3-------3---3-------3-----3---|-1---1-------1----1-------3-----------3-------|
G|---0-------0---0-------0---0-------0---0-----0-|---0-------0---2----2---0-------0---0-------0-|
D|-----------------------------------------------|-------------0----0---------------------------|
A|-------------2-----2-----3-----3-----3-----2---|-0-----0--------------------------------------|
E|-3-----3---------------------------------------|----------------------3-----3-----3-----3-----|
Am7 Am/D D7 G G
E|---------0---0----2---3-------3---3-|
B|-1---1-------1----1-------3---------|
G|---0-------0---2----2---0-------0---|
D|-------------0----0-----------------| x2
A|-0-----0----------------------------|
E|----------------------3-----3-----3-|
Pre-Chorus
Bm7(b5) Bm7(b5) E7 E7
E|-1-------1---1-------1-----------0-----------0---|
B|-----3-----------3-------3---3-------3---3-------|
G|---2-------2---2-------2---1-------1---1-------1-|
D|-------------------------------------------------|
A|-2-----2-----2-----2-----------------------------|
E|-------------------------0-----0-----0-----0-----|
Am Am Cm Cm Bm Bm Em Em
E|---------0-----------0-----------3-----------3---|---------2-----------2-----------0-----------0---|
B|-1---1-------1---1-------4---4-------4---4-------|-3---3-------3---3-------0---0-------0---0-------|
G|---2-------2---2-------2---5-------5---5-------5-|---2-------2---2-------2---0-------0---0-------0-|
D|-------------------------------------------------|-------------------------------------------------|
A|-0-----0-----0-----0-----3-----3-----3-----3-----|-2-----2-----2-----2-----------------------------|
E|-------------------------------------------------|-------------------------0-----0-----0-----0-----|
F F Am/D D7
E|---------1-----------1---0-------0---2-|
B|-1---1-------1---1-----------1-------1-|
G|---2-------2---2-------2---2-------0-2-|
D|-------------------------0-----0-----0-|
A|---------------------------------------|
E|-1-----1-----1-----1-------------------|
Chorus
G G/B Cadd9 Cadd9 G/B Am7 Am/D D7 G Cadd9 G/B
E|---------3-----------3-----------3-------------|---------0---0----2---3-------3-------------|
B|-3---3-------3---3-------3---3-------3-----3---|-1---1-------1----1-------3-------3-----3---|
G|---0-------0---0-------0---0-------0---0-----0-|---0-------0---2----2---0-------0---0-----0-|
D|-----------------------------------------------|-------------0----0-------------------------|
A|-------------2-----2-----3-----3-----3-----2---|-0-----0--------------------------3-----2---|
E|-3-----3---------------------------------------|----------------------3-----3---------------|
G G/B Cadd9 Cadd9 G/B Am7 Am/D D7 G G
E|---------3-----------3-----------3-------------|---------0---0----2---3-------3---3-------3---|
B|-3---3-------3---3-------3---3-------3-----3---|-1---1-------1----1-------3-----------3-------|
G|---0-------0---0-------0---0-------0---0-----0-|---0-------0---2----2---0-------0---0-------0-|
D|-----------------------------------------------|-------------0----0---------------------------|
A|-------------2-----2-----3-----3-----3-----2---|-0-----0--------------------------------------|
E|-3-----3---------------------------------------|----------------------3-----3-----3-----3-----|
Am7 Am/D D7 G G
E|---------0---0----2---3-------3---3-|
B|-1---1-------1----1-------3---------|
G|---0-------0---2----2---0-------0---|
D|-------------0----0-----------------| x2
A|-0-----0----------------------------|
E|----------------------3-----3-----3-|
Outro
Am7 Am/D D7 G G
E|---------0---0----2---3-------3---3-|
B|-1---1-------1----1-------3---------|
G|---0-------0---2----2---0-------0---|
D|-------------0----0-----------------|
A|-0-----0----------------------------|
E|----------------------3-----3-----3-|