Hi guys in this article we will update Kali Linux and i will also show you how you can customize it like a boss :) . I also make video from this article and if you are facing problem while doing all these steps then i recommend you to check out the video at end of this article.

1-Fix Default Repository

first of all lets fix default repository , type this command in terminal and press enter
leafpad /etc/apt/sources.list
and add these lines in this file , and save it
## Regular repositories deb http://http.kali.org/kali kali main non-free contrib deb http://security.kali.org/kali-security kali/updates main contrib non-free ## Source repositories deb-src http://http.kali.org/kali kali main non-free contrib deb-src http://security.kali.org/kali-security kali/updates main contrib non-free

fix default repository
after updating sources file , type this command
apt-get update

update kali linux

2-Fix Device Not Managed Error

To fix Device not Managed Error type this command in terminal and press enter
leafpad /etc/NetworkManager/NetworkManager.conf
and replace false with true , just like this
fix Device not found error

3-install software center

software center is the software that will help you to install new softwares to install it type this command in terminal
apt-get install software-center
now software center is installed :)
install software center

4-Remove Iceweasel and Install Firefox

Firefox is really cool browser and if you want to install it in kali linux then first you have to remove Iceweasel browser , to remove it type this command in terminal
apt-get remove iceweasel
now type these command one by one to install Firefox
echo -e "ndeb http://downloads.sourceforge.net/project/ubuntuzilla/mozilla/apt all main" | tee -a /etc/apt/sources.list > /dev/null apt-key adv --recv-keys --keyserver keyserver.ubuntu.com C1289A29 apt-get update apt-get install firefox-mozilla-build
now Firefox is installed on your machine
install firefox in kali linux

5-install flash

Flash is the software that will help you to play video in Firefox browser , lets install it  by typing these two commands
apt-get install flashplugin-nonfree update-flashplugin-nonfree --install
flash player is installed
adobe flash player

6-install archive manager

archive manager will helps you to extract content from compressed files , install them by this command
apt-get install unrar unace rar unrar p7zip zip unzip p7zip-full p7zip-rar file-roller

7. Install Filezilla FTP Client

if you upload files to servers via FTP then you should install this FTP client , type this command in terminal
apt-get install filezilla filezilla-common
now Filezilla is installed
install filezilla in kali linux

8-Eanble Auto-Login

if you want to automatically login with you start your kali linux then you should enable automatic login , type this command in terminal
leafpad /etc/gdm3/daemon.conf
and uncomment these lines , just like this
auto login in kali linux

9-install adobe reader

i write separate article on installing adobe reader in kali linux i recommend you to check this article to install adobe reader

10-install virtual box

virtual box is the free vritualization tool and this tool will help you in penetration testing on different operating systems and i recommend you to install it , to install this go to this link and click on   i386 for 32bit operating system and AMD64 for 64 bit operating system , and download this file , make sure it has .deb extension
download virtual box
copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install virtual box in kali linux

11-install skype

To install skype , go to this link  and select Debian 7.0 from this drop down list
select skype distribution
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install skype

12-install team-viewer

to install team viewer go to this link    and download "32-Bit / 64-Bit Multiarch" version ,
download team viewer
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install team viewer


now team viewer is installed
installed teamviewer

13-install flareget ( IDM Alternative )

Because IDM is not available for Linux operating system , so that's why i use flareget for downloading , it works just like IDM , and it is great alternative for Linux users go to this link and download  "FlareGet v4.2-92 (Deb)"
download flareget
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install flareget

14-Install wps-office ( Microsoft Office 2013 Alternative )

Wps-Office and great alternative of Microsoft Office , because it is free and  you can install it on both windows and linux , i personally use this in both windows and linux , to download it go to this link    and download this file "wps-office_9.1.0.4945~a16p3_i386.deb "
download wps office
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install wps office in kali linux
here you can find it ,
installed wps office

15-install google chrome

To download go to this link and click on "Download Chrome for another platform"
Download Chrome for another platform
and then click on link
download chrome for linux
and finally download chrome , select your distribution from list and download  it
chrome download
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
if you are login as a 'root' user then you will get this error
to fix this error run this command
leafpad /opt/google/chrome/google-chrome
and add this line
--user-data-dir
at end , just like this
and save it

16-Sublime Text Editor

sublime is the text editor , it is really nice editor that's why i recommend you to install it. go to this link and download Linux version of sublime text editor
download sublime
after downloading copy this file to desktop and install it with this command ,
cd Desktop/ dpkg -i fileName.deb
do not forget to replace fileName with your real file name ,  just like this
install sublime text editor in kali linux

17-Desktop Environments

i like XFCE , KDE Desktop Environments if you want to install others then you can do it by following instructions

XFCE Desktop Environment

run this command to add this Desktop environment
apt-get install kali-defaults kali-root-login desktop-base xfce4 xfce4-places-plugin xfce4-goodies
if you want to remove it then run this command in terminal ,
apt-get remove xfce4 xfce4-places-plugin xfce4-goodies

Cinnamon Desktop Environment

run this command to add this Desktop environment
apt-get install kali-defaults kali-root-login desktop-base cinnamon
if you want to remove it then run this command in terminal ,
apt-get remove cinnamon

LXDE Desktop Environment

run this command to add this Desktop environment
apt-get install lxde-core lxde kali-defaults kali-root-login desktop-base
if you want to remove it then run this command in terminal ,
apt-get remove lxde-core lxde

KDE Desktop Environments

run this command to add this Desktop environment
apt-get install kali-defaults kali-root-login desktop-base kde-plasma-desktop
if you want to remove it then run this command in terminal ,
apt-get remove kde-plasma-desktop kde-plasma-netbook kde-standard
logout and login again with your preferred  Desktop Environment , you can select your Desktop Environment from this list ,
Kali linux login screen
these are the Desktop Environments that are installed on my laptop.

18-upgrading and dist-upgrading

now this is final step execute these two commands apt-get upgrade apt-get dist-upgrade these two commands will update your distribution and update all tools that are installed on you Kali Linux machine if you want to install antivirus then you can follow next step otherwise you are all done :)

19-Install Antivirus ( Bit-defender )

Linux itself is very secure but if you still want to install antivirus then i recommend you to install bit-defender because it offers free license for personal use and it is very good antivirus , to install it go to this page
bitdefender forum for linux
fill this form and you will get email with link to download antivirus as well as your free key
download bit defender antivirus
hover your mouse on each link and download the file that has .deb.run extension
download .deb.run file of bit defender
after downloading copy this file to desktop and go to properties and change its permission to executable
make bit defender executable
now double click on this file and press space bar to read license agreement and then type accept and press enter , now bit defender is installed on you machine :)
installed bitdefender on kali linux

Conclusion

i try my best to provide all information that you require to customize you Kali Linux box , if you think i miss something then please let me know in comment i will update this article and if you are facing problem then watch videos of this article , thanks for reading :)

YouTube Videos

 20 Things to do after installing Kali Linux part 1

20 Things to do after installing Kali Linux part 2