For engineers, hobbyists, and students working with legacy FPGA families such as Spartan-6 and Virtex-6, Xilinx ISE Design Suite remains an indispensable tool. Version 14.7 is the final release from Xilinx (now AMD) for these older architectures. However, there is a well-known compatibility hurdle: ISE 14.7 was never officially certified for Windows 10.
Before starting the installation, ensure your system is ready for virtualization: download and install xilinx ise 147 windows 10 top
Ensure VirtualBox is installed and its folder is in your Windows System PATH. Crashes on File Open The Ultimate Guide: How to Download and Install
Choose Edition: Select ISE WebPACK if you are looking for the free version. Install Vivado (optional)
AMD has removed public links, but the official installer is archived.