Install Ubuntu using a bootable pendrive.

If you want to install   Ubuntu , here I give a brief and 100% tested tutorial on how to create a Ubuntu Bootable USB Pendrive to install Ubuntu.

Things needed :

1. Ubuntu Disc Image. (if you don't have it then Download from here.)

2. Linux Live creator. Download

3. Pendrive 4 GB.

So let us start with the procedure now:

1.Plug your USB device and select "CHOOSE YOUR KEY" from that list select your USB.

2.Then select your Linux distribution.from (ISO/IMG/ZIP), if you have a CD for this then put it in the drive and then select (CD), or else you download it directly from here from a list.

3.Then choose your persistence.

4.In step 4 check all the options and then in step 5 click this 

lightning icon to start the installation process and  a dialog will appear click OK .

After this restart your machine and press f9 to go to the boot device option. Then from there select your pendrive from the list and press Enter

Note: By using the same procedure you also install Windows 7 in your pendrive.