Brown algae

[Devereuxjoe14]

So I had cyno got my water right and I did a water got rid of most of it and now a brown algae. New tank month old bought from a guy but the rock is Years old. Any ideas? Just let it do it's thing? First picture is the cyno full tank pic is the brown algae

 

[MadReefer]

Ride it out as its still cycling.

 

[Devereuxjoe14]

Thanks!!

 

[reefsandrotts]

Just the ugly phase,we all get it.