England bowled West Indies out for 45 - the second lowest total in international Twenty20 history - to win by 137 runs in St Kitts.
Joe Root's 55 runs and Sam Billings' brilliant knock of 87 off 47 balls helped to win with ease, taking an unassailable 2-0 lead in the series.
This is England's biggest margin of victory by runs in T20s and the fourth biggest of all time.
The final T20 will be played in St Kitts at 20:00 GMT on Sunday.
AC Milan, Inter complete acquisition of San Siro for new stadium project
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Pant returns to India squad for test series against South Africa
Rishabh Pant will make his return to the Indian squad for the two-test series against South Africa, the country's cricket board announced on Wednesday, marking his comeback from a foot fracture that sidelined him from the series against West Indies.
Mac Allister heads Liverpool to Champions League win over Real Madrid
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Pakistan win ODI against South Africa in last over as Salman shows the way
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