In this file photo dated May 26, 2022, members of ABBA (from left) Bjorn Ulvaeus, Agnetha Faltskog, Anni-Frid Lyngstad and Benny Andersson talk to the media as they arrive for the ABBA Voyage concert at the ABBA Arena in London. (PHOTO / AP)

STOCKHOLM - ABBA star Agnetha Faltskog said she will release a new single on Thursday, relaunching her solo career at the age of 73.

Faltskog, lead singer alongside Anni-Frid Lyngstad of the hugely successful Swedish pop band which formed in 1972, released her last solo album a decade ago.

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"World Premiere of Where Do We Go From Here? on @bbcradio2 with @zoetheball - tune in on Thursday 31st August from 8:30 am (BST)," she said on the social media platform late on Tuesday.

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ABBA won legions of fans around the world with enduring hits such as Dancing Queen and Fernando and triumphed at the 1974 Eurovision Song Contest with their performance of Waterloo.