Core isolation is a security feature found in Windows 10 and Windows 11 designed to protect core components of the operating system from tampering by placing them in isolated portions of the system memory. More information on this feature can be found at the Microsoft KB article linked below;

Support For Core Isolation

Deep Freeze Cloud and Faronics Deploy fully support Core Isolation and Memory Integrity Protection. 

Deep Freeze version 9 and higher support installation on versions of Windows running with Core Isolation and Memory Integrity protection enabled.  Versions of Deep Freeze prior to version 9 do not have the appropriate components in place to support this feature and customers will need to update to version 9.x or higher to install Deep Freeze on a version of Windows with this feature enabled.

Faronics Core version 4.21.2100.4036 and higher support Core Isolation and Memory Integrity protection.

Faronics Antivirus supports Core Isolation and Memory Integrity Protection as of the 4.37 release of the software. 

Faronics Power Save version 4.81 and higher support installation of the software on systems with Core Isolation and Memory Integrity Protection enabled.

Faronics Insight 11 supports installation on versions of Windows running with Core Isolation and Memory Integrity Protection Enabled. Customers running previous versions of Insight are encouraged to update to a updated release.