The branch was the final mature release series by the original developer. Version 1.5.0.726 (English/Chinese official) offered:
At its core, Shadow Defender is a for Microsoft Windows. Often described as a “lightweight alternative to Deep Freeze,” it allows users to run their operating system in a virtualized “shadow mode.” Any changes made—whether file downloads, registry edits, or malware installations—are temporary. Upon reboot, the system reverts to its original state as if nothing happened.
: It does not detect malware; it only prevents it from sticking to your system.
The file is a Russian-localised version of Shadow Defender, a "reboot-to-restore" security utility for Windows . Released around August 2020, version 1.5.0.726 was one of the last major builds and addressed specific exclusion list bugs on Windows 10 . Core Functionality