We love a new investor here, getting more people at the helm of their own financial future is at the heart of what Freetrade was made for.
I’d recommend reading through some of the articles the team produced to help https://freetrade.io/learn
Once you’ve brought the shares they’re in your app like the image below. To buy more of sell you simply click on the stock and there is are but / sell buttons. Orders placed outside of markets hours (evenings and weekends) are scheduled for just after the next opening time.
It’s also worth having a read through some of the discussion on the beginners thread as this might help too.