Right in the headline, it says "storms through to America’s Got Talent final with Simon Cowell’s full support". So she reached the Top 10 with Simon supporting that she reached the Top 10. Which was obvious even in the show. No news there. Nowhere in the article does it say Simon preselected her to win. There is not even a hint.
From the Cambridge dictionary: >[usually passive] to say that someone or something is likely to do something or to be successful
There is a whole discussion on this usage of "tipped" here.
You posted something either as clickbait or without reading the article fully. You should correct yourself.
It seems that your comment contains 1 or more links that are hard to tap for mobile users. I will extend those so they're easier for our sausage fingers to click!
Here is link number 1 - Previous text "esp"
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