Long-swipe left on whatever comment you want to reply to - there's two stages of swiping, so swipe until the 'collapse' icon changes into a 'reply' icon. Took me a while to figure that out.
Same: Hello World
Long-swipe left on whatever comment you want to reply to - there's two stages of swiping, so swipe until the 'collapse' icon changes into a 'reply' icon. Took me a while to figure that out.