A (one .exe, no install, full features in Windows) does not exist from official sources and is technically very difficult. The only close official solution is bootable media.
This "portable version" allows you to carry a full suite of backup, cloning, and recovery tools on a USB drive that operates independently of any host operating system. Below is a comprehensive guide to understanding, creating, and using what most users refer to as the "Acronis Portable Version." acronis portable version
Let’s address the elephant in the room immediately. that you can download from Acronis’s website and run directly from a USB drive on any Windows system without installation. A (one