Several old-school tools exist that "skin" or transform your existing Windows XP or newer PC to look like Windows Vista. For instance, software like "vista模拟软件" can transform your Windows installation into a Vista-style interface. These tools modify system files to replace login screens, icons, and themes with Vista-inspired designs. However, these are older projects and may not be fully compatible with modern versions of Windows 10 or 11, and their safety is not guaranteed by any major developer.
Looking for a way to relive the Aero glass and sidebar gadgets of 2007? While there isn’t an official "Windows Vista Simulator" from Microsoft, you can experience the OS through web-based emulators virtual machines transformation packs 1. Web-Based Simulators (Instant Play)
Once you have the simulator running, here is what to explore: