You can run/Install Zorin OS/Ubuntu//Other Linux ISO file from the hard disk using UNetbootin. Following are the steps to run Linux.
It may take some time to finish & give you restart option. After restarting computer, it will give you option to select windows OR Zorin OS/Linux.For removing Zorin OS entry, just run again UNetbootin in Windows, so simple :)
Later on when you are satisfied with Zorin OS & want to install properly on your system
- Be careful, this a is bit advance option to do. Make a free space/Linux partition from Windows OR read 'Repartitioning using Parted Magic' section. Run Linux using the above method & start installation. When if it issue an error 'Failed to unmount partitions' then do this command in terminal 'sudo umount -l -r -f /cdrom' & then click Continue, source. Remaining steps are as usual. Installation tested successfully with Zorin OS 2 Live 32 Bit, etc.
- OR you can make a Zorin OS USB with UNetbootin & install from USB
- OR burn ISO file on a DVD & install from DVD