Well, i already make the downgrade successfully on mi Old 3ds. The thing is, after i downgraded my 3ds from 9.9 to 9.2 launching the SysUpdater via ironhax, results than i don´t have ironhax more. So, i need install Rxtools but i haven´t an Exploit to launch the Homebrew Channel. So i tried to install BrowserHax and the thing is... sorry guys but i can´t, i check some tutorials and just try and try but nothing. Can someone please help me installing browserHax on my O3DS 9.2 please????