Easy way to delete all blocked numbers?

Oh I deleted tik tok off my phone when I made it for my daughter who 5 years old! But idk really go on there but I’ve heard n seen some off the things she be watching oh **** no n it would keep her u

p all night and so I deleted it but now she can watch the YouTube live video and it’s just as bad as tik tok how can I block the off my phone

No, it is not possible, you have to remove one by one.