If you just want to explore 64-bit legacy Windows, consider:
Unfortunately, Microsoft no longer provides a direct download link for Windows XP Professional x64 Edition SP3 ISO. However, you can try the following:
To download Windows XP Professional x64 Edition SP3 ISO, follow these steps: Windows Xp Professional X64 Edition Sp3 Download Iso
The 64-bit version of Windows XP is fundamentally different from the standard 32-bit (x86) version. The Microsoft Windows XP Wiki Different Kernel:
: When downloading from third-party sources, be cautious of malware and viruses. Always scan the ISO file with antivirus software before mounting or burning it. If you just want to explore 64-bit legacy
But for daily use? It is a security hazard. If you need the look of XP with modern security, consider Linux Mint with the "Chicago 95" theme or Windows 10 in a VM.
Before you hunt for that SP3 ISO, ask yourself: What am I running this on? Always scan the ISO file with antivirus software
While no SP3 exists, Microsoft eventually released the in 2009. This rollup functioned similarly to a service pack, containing all security fixes and reliability improvements since SP2.
Once you've downloaded the Windows XP Professional x64 Edition SP3 ISO file, you'll need to create a bootable USB drive or DVD to install the operating system. You can use tools like: