How to Dualboot Linux and Windows Essays

1720 Words Dec 27th, 2015 7 Pages
How to Dual-boot Linux and Windows (on a PC with Windows 7 already installed)

The purpose of this Instructable is to set up your computer to dual-boot Windows 7 and Ubuntu Linux. Dual-booting is a technique which allows a single physical computer to run two or more operating systems (OSes). This is useful for experimenting with new OSes without putting all your eggs in one basket.

Step 1: Getting Prepared

1. A PC running Windows 7, with at least 30 GB of free hard-drive space.
2. A CD/DVD burner and blank CD/ DVD or a USB drive with a capacity of 1GB or more
3. An external Harddrive big enough to backup your Windows installation
4. Administrative access to the PC
5. Internet Connectivity

Most PCs sold in the
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Step 3: Prepare Installation Media

Go to the ubuntu website, and select download. As of this writing, the current version of Ubuntu is 12.04. Depending on your internet connection, the ISO download may take a while. The 32-bit version should be sufficient unless you are running specific applications that require a 64-bit variant of the OS.

ISO files are disk images which have been stored for easy distribution and replication.

After the ISO has downloaded, navigate to the folder it was downloaded to. Right-click and choose “Burn disk image.” This will launch a tool to burn the image to a CD or DVD. Once the disk is burned, remove it from the disk drive and label it for your future reference.

Alternatively, if you want to use a USB drive, you'll need the program "UNetbootin" which is available here:

WARNING: Be sure to backup your USB data before running UNetbootin, as it will reformat the drive and destroy any data previously on the USB drive.

Step 4: Backup Windows

This is perhaps the most important step. If anything goes wrong with the next few steps, this will allow you to restore your computer to its current state. You will need an external hard drive or enough disk media to hold your files. If you have already backed up your system, you can either update your backup or proceed to the next

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