AMP's full-year profit has plummeted 97 per cent to a worse-than-expected $28 million after the beleaguered wealth manager set aside millions in customer remediation and reported weakness in its superannuation business.

AMP's full-year profit has plummeted 97 per cent to a worse-than-expected $28 million after the beleaguered wealth manager set aside millions in customer remediation and reported weakness in its superannuation business.