When did Beyoncé release the B'Day deluxe edition?

Beyoncé released the B'Day 20th Anniversary Deluxe Edition on 4 September, timed to mark two decades since the original 2006 album's release [1, 2, 3]. The reissue expands the album from 13 to 27 tracks, adding remastered audio, B-sides, Spanish-language versions and previously unheard material, including collaborations with Selena and Maluma [1, 2].