Windows 7 (Beta) It is an operating system that certainly makes a lot of curious people. Many of you probably want to test this operating system, but you only have a PC, which you already have installed Vista or XP. Well, you can install Windows 7 along with XP or Vista (dual-boot), without the need for DVD-ROM/RW. How? Very simple. You need three things:
- by Installation image a Windows 7 (.iso)
 - of a Daemon Tools -like program (we recommend VirtualCloneDrive)
 - A software with which you can create the partition to install Windows 7 (you need a minimum of 16GB of space).
 
After you have created the partition with the help of partitioning software (ex. Easeus Partition Manager - Details here), create a DVD virtual And mount the installation image of Windows 7. To start installing double-click on the assembled image.
Before installing itself, choose the type of installation. In order not to install Windows 7 on the primary partition on which another Windows is already installed (XP or Vista), choose Custom (Advanced) installation.
When you choose the partition, verification If you are chosen by you for installing the new operating system, to avoid unpleasant consequences such as loss of personal files or disabling the system Already installed (if you install Windows 7 on the same partition with already existing Windows (usually the partition C:/) its files will be stored in a folder Windows.old, where you can still access them, but You will not be able to run the respective system).
After choosing the partition, the installation will take place by itself, Without the need for your intervention. (except for several setting questions at the end of the installation). Windows will install and drivers necessary, and the PC will restart several times during this process.
After the installation is complete, on the screen boot Two entrances will appear, one for Windows 7, and the other for XP (Earlier version of Windows) or Vista (Windows Vista).

Before booting, you have 30 seconds available (time can be adjusted by preferences from Control Panel->Sistem and Security->System->Advanced System Settings->Advanced->Startup and Recovery) Choose the operating system you want to run.
			
