Help! i just bought my 3ds xl not more than a week ago. I tried system update and all i get is "error has occured. unable to update..." i tried different ways starting from power cycle my router and modem, changing my dns to google dns, which are 8.8.8.8 and 8.8.4.4. By the way, the google dns doesn't work for me so i tried many public dns and i didn't work 
I am using PDLTFiBR router. Pls Help
3ds current version: 6.1.0-10u