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To ensure the correct operation of Remote Admitistrator's workstation (RAW) or Server, disable the UAC, give the OS user the rights on the Axxon PSIM software registry branch, allow access to installation, archive and DB backup copies folders, and configure the local security policy.
The full article: OS settings for correct operation of Remote Admin Workstation or Server
To ensure the correct operation of the Client, give the OS user the rights on the Axxon PSIM software registry branch and installation folder.
Full article: OS settings for correct operation of Remote Client