“They’re struggling in the darkness,” Brown continued.

“Bullying and online threats are never harmless, never words.

It puts children’s mental health at risk.”

Millie Bobby Brown at fashion week

“I actually switched schools because of it,” she told the actor.

“It created a lot of anxiety and issues that I still deal with today.”

“It’s negative hate that is genuinely so horrifying to me.”

Millie Bobby Brown smiling at the MTV Movie Awards