If your machine has temporary internet access, this is the simplest fix.
Method 2: Manually Install Root Certificates (Best for Offline/Air-Gapped Systems)
Remember: In the OT world, security and connectivity must coexist. Maintaining a healthy root certificate store is not just about installing Kepware—it is about ensuring the integrity of your entire industrial control system.
Ensure Windows Update is functioning. You can force a specific update for certificates: If your machine has temporary internet access, this
If you cannot update the certificates, you can extract the installation files manually to bypass the initial wrapper check. Open the as an Administrator.
. This allows the OS to automatically pull the necessary trusted root certificates. www.ptc.com 2. Manual Certificate Import (Offline Fix)
Right-click the certificate file and select . Ensure Windows Update is functioning
If the installer fails, follow these steps to resolve the trust issue: Apply Windows Updates
If you’d like me to walk you through checking your current certificate list, let me know! PTC Community eligible version - PTC Community
: The simplest fix is to connect the machine to the internet and run Windows Update . This automatically refreshes the Trusted Root Certification Authorities store . manually installing required certificates
Official documentation from PTC Support confirms that this is a known issue for version 6.x and higher when digital signatures cannot be verified.
If the machine can safely access the internet, triggering a direct update is the fastest solution. Open the Windows and type Check for updates . Install all pending Critical and Security Updates .
This error typically halts the installation process immediately, preventing any Kepware product from being installed. Below is an exclusive breakdown of why this happens and how to resolve it permanently.
The error regarding the inability to find required root certificates during Kepware installation can usually be resolved by ensuring your system is up to date, manually installing required certificates, or obtaining specific guidance from Kepware's support team. Always follow best practices for security when handling certificates and software installations.