You might be investigating a vulnerability or update requirement related to this version of the software.

By the time this version rolled out, the focus was on Endpoint Detection and Response (EDR) . This build improved how the software "talks" to the Symantec Integrated Cyber Defense Manager (ICDM) in the cloud, allowing admins to manage remote workers more effectively without needing a VPN connection back to the local management server. 2. Key Technical Milestones

You might be trying to find the download or installer for the 64-bit (x64) version of this client.