Abstract: In an aspect, a system, non-transitory machine readable medium and method for updating at least a portion of a previously transmitted personalized software application is disclosed. A request is received from a user's client device to obtain one or more updated files associated with a previously transmitted personalized software application which includes a customized executable file having core library file(s) and configuration file(s). The user and client device profile information is retrieved from a user database to identify the core library and the one or more configuration files that were included in the previously transmitted executable file. A file database is accessed and at least one updated file is selected corresponding to a previous version file included in the previously transmitted executable file. The updated file(s) is sent to the client device which is then implemented by the client device to operate the updated version of the software application.