I live in Brazil, it's a US Version as far as I can tell, I'm not sure I can flash a EU firmware on it, should I?

Hello, It's been a couple weeks since my Archer C6 started randomly freezing and dropping internet for a minute (both lan and wi-fi) or so and then resuming everything, the problem is I play online...

Hello, Recently I've been having issue with my Archer C6 v2.0, it happened once two months ago, and it happened again today. It caps my ethernet connection to internet down to 4mbps download speed...