Is there a way to clear this list? (About adobe flash player 32)

[dirdgkssha]

I'm sorry that this is not english ver.

I want clear the list in the red box. (What I've used recently.)

I reinstalled adobe flash player 32 serveral times to clear the list, but it's still there.

Is there any storage for flash player for 32 so i can't clear the list?

pleae help me...