How to root samsung galaxy quattro gt-i8552

3 day ago I buy one samsung galaxy duos quattro in tanjung malim , perak , malaysia. why i buy this smartphone? no because i need, no because for style, but iam only corius, how linux can make one application so populers, and then now i have this smarphone in my hand. I tries rooting but this make me tired. last night I dont sleep until 11am. I already tries more application for rooting this android system, still make me curious. I trying 5 days, I tries Framaroot (all Version), chines root system already I tries, China System Application but stiil cant.  and more applications maybe 5 away already i tries,
Now my cwm can't apply update from sd card, E:unknown Volume Path [/sdcard] . this screenshot

Install Unrar Application in Linux

Install the Unrar Application

1. Make sure that your computer is connected to the Internet.
   
   
   
2. Open up the Linux shell if you are currently in the Linux GUI.
   
   
   
   • The shell can be opened by using the following key combination: Control + ALT + F1.

Install Skype di Kali linux

wget -O skype.deb http://download.skype.com/linux/skype-ubuntu-precise_4.1.0.20-1_i386.deb

dpkg -i skype.deb

apt-get -f install; rm skype.deb

Install Mozilla Firefox di Kali Linux

Jalur singkat instal Mozilla Firefox di Kali Linux Iceweasel akan digantikan dengan Firefox
1. apt-get remove iceweasel 
2. echo -e "\ndebhttp://downloads.sourceforge.net/project/ubuntuzilla/mozilla/apt all main" | tee -a /etc/apt/sources.list > /dev/null 
3. apt-key adv --recv-keys --keyserver keyserver.ubuntu.com C1289A29 
4. apt-get update 
5. apt-get install firefox-mozilla-build

Debian 7.0 "Wheezy" Download

Download Debian 7.1.0 Iso
i386
DVD 1
DVD 2
DVD 3
amd64
DVD 1
DVD 2
DVD 3