Windows 7 Highly Compressed

1. Download the zip file from the above link.
2. Extract the ZIP file with WinRAR.
3. Now, again, extract the RAR file with WinRAR.
4. After that, an ISO file will be available for use.
5. Used Rufus Bootable USB Maker and make bootable USB.
6. After that, your Windows 7 Bootable USB is ready to install for any PC.

OR

Windows XP, Windows 7, Windows 8 All in one Highly Compressed