confirmation boxes

[blvd.of.broken.dreams]

Hi all
I don't know how this happened
I accidentally checked don't show this again for the confirmation box before the match started so what should I do to get this box back coz now I'm very troublesome whenever i click "continue" and it directly go to matches..Thanks a lot

 

[Montanaro]

I believe you can go into preferences and there is an option to reset the boxes