Before beginning the installation, ensure your environment meets the following technical requirements:
If you have the original setup files (often distributed as a zip or an .exe ), do not just double-click them. factorysoft opc client install
Are you connecting to a machine or a remote one over a network? Are you encountering a specific error code ? | Problem | Likely Cause | Solution |
| Problem | Likely Cause | Solution | |---------|--------------|----------| | “OPC Server not found” | OPC Core Components missing | Install from OPC Foundation | | Access denied (E_ACCESSDENIED) | DCOM permissions | Run dcomcnfg → give Anonymous/Everyone launch & activation rights | | Installer hangs | Antivirus blocking | Disable AV temporarily | | Cannot browse remote server | Firewall blocking DCOM (port 135) | Allow port 135 TCP in Windows Firewall | | “Class not registered” | 32‑vs‑64-bit mismatch | Use 32‑bit OPC Client for 32‑bit OPC servers | Before beginning the installation
: Double-click the executable. If prompted by User Account Control (UAC), select Wizard Configuration License Agreement : Read and accept the terms. Destination Folder : The default is usually C:\Program Files (x86)\FactorySoft