There are couple of options to install Windows 10 on your PC.
1. Install directly on your PC, but take your backup as downgrade is not supported.
2. Install VMware workstation 10 on your exiting PC & install Windows 10.
3. Install VirtualBOx on your PC & Install Windows 10.
In this post we are going to install Windows 10 on VMware Workstation, so lets start.
To install Windows 10 Tech Preview, first you need to sign up for the Tech Preview program and download the ISO from http://preview.windows.com.
1. Download latest version of VMware Workstation
2. Click the File->New Virtual Machine button to create a new virtual machine.
Select Custom Configuration & click Next,