e-------------------------------------------------------------------------I
b-------------------------------------------------------------------------I
g--0---0-2-4-5--5-4-2-0--0-2-4-4--2---2-0---0-2-4-5-5-4-2-0--0-2-4---2-0--I
d-----------------------------------5------------------------------4------I
a-------------------------------------------------------------------------I
E-------------------------------------------------------------------------I
e--------------I
b--------------I
g---4-2-0------I
d--------------I
a--------------I
E--------------I
This is what i think it sounds like.I hope this helps. Thanks.
[ Tab from: https://www.guitartabs.cc/tabs/b/bill_withers/lean_on_me_tab_ver_6.html ]