pls add a button to challenge someone from his/her profile page.

Answer 1

Next to the follow button are 3 dots. Press them then press challenge!

Answer 2

Actually there is. In someone's profile page, upper right button --> Challenge.

Answer 3

No there isn't. There is only a single button on the upper right corner ie. 'follow'.

Answer 4

Thanx. Actually its not visible clearly.