Retainers typically need to be worn full-time initially after completing active phase treatments before transitioning
https://eit.engineers.scot/index.php/Teeth_Retainers_vs_Clear_Aligners:_What%E2%80%99s_the_Difference%3F
Retainers typically need to be worn full-time initially after completing active phase treatments before transitioning into nighttime wear only as prescribed by an orthodontist!