This song is pretty easy, you only need the one string tuned to C,
but the tunings for the rest of the strings are [C G C F].
5/7 means to slide form the 5th fret to the seventh.
[ Tab from: https://www.guitartabs.cc/tabs/s/static_x/cold_btab_ver_4.html ]
intro/verse:
F|-------------------------|
C|-------------------------|
G|-------------------------|
C|-0-0---0-0-0-0---5/7-----|
^during the verse and other secitons
leave out this part.
chorus:
F|-------------------------|
C|-------------------------|
G|-------------------------|
C|-12----11-12-9-17-16---9-|
These are tha main two riffs and are played over and over.
Listen to the song so you will know when to play the riffs
and for the number of times to play each.
Later,
