4.0 released One album in 1997 The first album 4.0 released in the nineties is '4.0' on A&M Records. One albums of 4.0 reached the billboard Top R&B Albums chart. The highest charted album was '4.0' from 1997. This album debuted 11 October 1997 on the Top R&B Albums chart and reached number 100 and lasts 1 weeks on this chart. In 1997 4.0 released only one single. The first single 4.0 released in the nineties is 'Have A Little Mercy' on Records.