Install windows 7 within 20 minutes

Now a days everyone uses windows 7 because of it's user friendly.But when we installing Windows 7 It takes at least one hour. So here is a simple steps to install it within 20 minutes.

Insert Windows 7 DVD into computer and complete the Install now, License, Terms.
In next window, Select "Custom".

Then complete the Drive selection, Format steps process.
A window will appear as shown below.

By press the Shift + F10, you can go to Command prompt.

In Command prompt type, “taskmgr” and by hitting "Enter" you can go to Task Manager.

Now right Click on "Install window".

Click on "Go To Process"

Now "Set Up" will be selected.

then right rcick on "Set Up" --> Select "Set Priority" --> "Real Time"

Now close the Task Manager and Command Prompt.
Enjoy it... !!!