to do against or to do about ?

[ragan]

Please check my sentences. Like always a big thank from me for your effort.
What exactly are you planning to do against it?
What exactly are you planning to do about it?

 

[emsr2d2]

Please check my sentences. [STRIKE]Like always a big thank from me for your effort.[/STRIKE] As always, this is unnecessary. Thank us after we've been helpful by clicking on the "Thank" button on any useful post.

What exactly are you planning to do against it?
What exactly are you planning to do about it?

The first is unnatural with "against". The second is fine.