How to train children to stop watching videos in mobile? Sir/ma,m, please give some tips

A. Hello good evening !! The most important thing is engaging in other activities like puzzles, blocks, riddles,baby gear , physical activities like playing outdoor games,rides, evening walks and diverting from screen time. Music, dancing,paints or clay arts, hobby classes if baby is 3+ years. Hide or keep mobile/laptop/tab out of reach from kids,use parental control, passwords.