This is how you play the G7sus2 chord on guitar.
Tune your guitar
Tune your guitar to the standard tuning of EADGBe
Index finger: 1st fret, 1st string.
Place your index finger on the 1st fret of the 1st string.
Middle finger: 3rd fret, 6th string.
Place your middle finger on the 3rd fret of the 6th string.
Ring finger: 3rd fret, 4th string.
Place your ring finger on the 3rd fret of the 4th string.
Pinky finger: 3rd fret, 2nd string.
Place your pinky finger on the 3rd fret of the 2nd string.
Play chord.
Strum all strings.
https://guvnaguitars.com/chord/g7sus2/