This Guide not only Supports Mac OSX  10.11 El Capitan but also all Mac OSX  Beta and Stable versions 10.10 Yosemite , 10.9 Mavericks , 10.8 Mavericks too

Apple Unveiled about El Capitan and provided Developer preview now , if you fail in getting install so don’t expect any Magic wait until Apple Release stable GM Version which will in this Fall July 2015..

This Guide will present you full vanilla installation method none of the OSX Part will modified , I’M using this method from Mavericks and still one and only awesome way …

Requirement :

1.At least 8 GB USB Drive

2. Mac OS X Application

3. Latest revision of Bootloader Clover or Chameleon which supports OS X release

Method 1 : Clover UEFI and Legacy only 

This way Provide you to Upgrade directly without loosing any stuff , just you need to Select Install OSX nothing to do ..

This only and best method across to install as Apple Installation Way but only Support by Clover Bootloader Not by Chameleon Bootloader..

Now this guide starts ::

Step 1 : Open Disk Utility and select either your USB drive , on the right side select the Partition tab and click the Current layout and change it to 1 partition then click the Options button at the bottom and select GUID Partition Table, name it whatever you want (in the example I named mine as USB) and format it as Mac OS Extended (Journaled)

Step 2:
You should already have the Install OS X 10.11 Developer Beta.app or any OS X app  in your Application folder, Now open Terminal and  type below keywords :

sudo /Applications/Install\ OS\ X\ 10.11\ Developer\ Beta.app/Contents/Resources/createinstallmedia --volume /Volumes/Untitled --applicationpath /Applications/Install\ OS\ X\ 10.11\ Developer\ Beta.app --nointeraction

Note :: You can change OSX App and USB name as you have , if you have OS X Yosemite and you Your USB is named as USB then use this keyword :
sudo /Applications/Install\ OS\ X\ Yosemite.app/Contents/Resources/createinstallmedia --volume /Volumes/USB --applicationpath /Applications/Install\ OS\ X\ Yosemite.app --nointeraction

Hit the Return key and enter the admin password when requested (this is necessary to use sudo), you’ll then see numerous progress indicators as the process completes, it will be finished when the last messages is “Done.”

“Erasing Disk: 0%… 10%… 20%… 30%…100%…
Copying installer files to disk…
Copy complete.
Making disk bootable…
Copying boot files…
Copy complete.
Done.”
When completed, the USB bootable installer will be created and you have an OS X El Capitan installer drive, exit out of Terminal and you’re ready to go

Step 3 : Installing Clover Bootloader 

Now to install Clover  on the USB Installer, download the latest Clover installer from above given link and open it and click Continue, Click Continue again, Click Change Install Location:

For UEFI BIOS System ::

For Legacy BIOS System ::

For GUID/GPT Partition having EFI drive first ::

For MBR Partitioned ::

Click Install and wait for it to finish the install, you will see a EFI volume show up on your desktop

Step 4:

Now its time to add all the kext, patched DSDT (if you use one) and SSDT (if you use one) the required kext is FakeSMC

Step 5:

Now editing Clover config.plist as per your Hardware, you can do this multiple way by using Clover Configurator https://www.dropbox….urator.zip?dl=0 by doing it manually by using Xcode or Plist Editor Pro, . using the correct patches for DSDT and Kext in your config are going to be different for most users depending on your system specs.. always Read your Hardware requirement then apply any . Clover’s wiki for a description for all choices  http://clover-wiki.z…plist-structure

Method 2 :: Chameleon and Clover Bootloader 

Step 1 : Goto Application Folder Right click on application and select “Show Package Contents”

Step 2 : Then open folder in the following order
open “Contents”, open “SharedSupport”, open “InstallESD” / “InstallESD.dmg”

after opening InstallESD it will be mounted but there are two files hidden

Note ::If you have enabled your finder to view hidden files follow the next step, if you don’t know how to view hidden files then use Google is your friend

Step 3 : open the file BaseSystem.dmg, when the finder window popup close it.

Step 4 : open Disk Utility and  select the volume of the USB drive

select Restore from menu on right of Disk Utility  , drag and drop “OS X Base System” to Source
drag and drop USB  Drive volume to Destination .

click restore and it will take couple of minutes to finish the operation

Note :: The pendrive volume name will be replace as “OS X Base System” , you can rename it if you want.

Step 5 : Open your USB navigate to “System” –> “Installation” and delete the file Packages symnlink file

then copy the folder “Packages” from the volume “OS X Install ESD” and replace it to your pendrive “System” –> “Installation” paste it in there

Step 6 : Now copy “BaseSystem.dmg”, “Payloads” and “BaseSystem.chunklist” from “OS X Install ESD” to USB drive

Step 7 : Extracting Kernel 

First Download Pacifist and install it ..

Now Open Packages Folder Look for Essential.pkg

Open it with Pacifist

Now Goto -> System -> Library -> Kernels -> Kernel and Extract it then copy it root directory (USB Drive )

Optional Second Last Step :: MBR Patch for EL Capitan Mac OS X

this patch is only required if your HDD is Formatted using MBR Partition Scheme instead GUID ( which is Natively Supported by Ma c OS X ) just you have to replace these files with system files thats it ..

1.Download MBR Patch Files from Here 

2.Extract zip files and Copy OSInstall.mpkg USB-> System->Installation->Packages->OSInstall.mpkg Replace it with existing file ..

3.Now again Copy the OSInstaller and Goto USB->System->Library->PrivateFrameworks->OSInstaller.framework->Versions->A->OSInstaller and Again Replace it with …

Now Done …. its Capable of Running on MBR Formatted HDD ..

Final Step :: Installating Bootloader 

whether its depends upon you choose clover or Chameleon boot loader ,

1.Installing Clover Bootloader 

Use above described method for installing Clover Bootloader for UEFI or Legacy Bios System .

2.Installing Chameleon Bootloader 

Now to install Chameleon  on the USB Installer, download the latest Chameleon installer from above given link and open it and click Continue, Click Continue again, Click Change Install Location , Select USB and Click Installation

For GPT/GUID Partition System ::

For Clover MBR Partition or Standard Installation ::

Method 3 : Post – Installation 

For Post Installation use MacPois0n El Capitan and EasyKext Utility v2.0 which will configure and Optimise your Mackintosh

For Kext Installation USE EasyKext Utility v2.0

A Super Fast Kext Installer for Mac OSX 10.11 El Capitan

FakeSMC.kext and NullCpuPowerManagement.Kext both are essential kext install it from MacPois0n El Capitan

Note :: NullCpuPowerManage.kext is only required until you get working PowerManagement . Use SSDT Generator and place created SSDT at required boot loader place then you will get rid of NullCpuPowerManage.kext

Credits: www.hackintoshosx.com