Bootable Ubuntu 16.04
In the first step you need to know your system's type, Either it is 32-bit or 64-bit Architecture. use this command and check your System Type.
Download Ubuntu 16.04 ISO File
As you can see in the above step my computer is 64-bit so i will Download Ubuntu 16.04 64-bit ISO File
Download Universal USB Installer
After Ubuntu has finished downloading now we will move on to the next step which is downloading Universal USB Installer
Universal USB Installer (Linux to USB Utility)
Open Universal USB Installer & Follow the Screenshot instructions
Wait Until the File copy and format process completed after this process you are ready to GO !!
Process has been completed success you are now ready to launch Ubuntu from your