The 20-year-old links up with Martin Paterson’s side, who won promotion to League One via the play-offs last season.
Mustapha enjoyed an impressive 2024/25 campaign, earning Palace Under-21s’ Player of the Season award, before spending 25/26 on loan at German side 1. FC Nürnberg and West Bromwich Albion.
Everyone at Palace would like to wish Hindolo well on his loan spell.