The computer after logging on so the default returns to Windows 7

You can easily see from the screenshot below that the new partition are available for the cheap office 2013 standard Developer Preview. Now it must be formatted and given a name.

Right-click the empty partition and select "New Simple Volume". The Wizard will launch and you will be prompted to go in the quantity of unallocated space to make use of. Use the original default to save lots of any space. You'll be asked to assign a drive letter. Achieve this and click Next. The next window will present and also the only thing you have to do is go into the Volume label, or name of the partition. Click Next.

This will format the partition and you're simply now ready to install Windows 8 Developer Preview.

You should have downloaded the copy from the cheap windows 7 Preview right now. You will have to burn the ISO disk image to some DVD or USB device. Right-click the ISO disk image and choose "Burn to Disk" and choose the disk for burning. Restart your pc and configure to boot in the appropriate source because the primary boot option within the BIOS. When booting from a DVD, you should see "press any answer to boot from CD or DVD". Press any key immediately. It will take only a moment, however the installation will begin.