Kepware The Installer Was Unable To Find Required Root Certificates Exclusive Jun 2026

: Some enterprise environments use strict Group Policy Objects (GPOs) that completely disable the automatic updating of root certificates to maintain a static, controlled environment.

Run Windows Update to automatically pull the latest certificate store from Microsoft. : Some enterprise environments use strict Group Policy

: Industrial control rooms, SCADA networks, and manufacturing floors are frequently kept entirely offline for cybersecurity reasons. Because the host OS cannot reach the Windows Update servers, it fails to dynamically update its certificate revocation lists (CRLs) or missing root hints. Because the host OS cannot reach the Windows

Identify the missing certificate (e.g., GlobalSign or Microsoft) from the bootstrap.log file located in the Kepware installation directory. Only proceed if you are absolutely certain about

⚠️ : Bypassing security checks can leave your system vulnerable to running untrusted or malicious code. Only proceed if you are absolutely certain about the file's integrity and your environment's security.

If an internet path is open but the feature is blocked by policy, verify that the policy is set to Disabled or Not Configured under: Local Computer Policy > Computer Configuration > Administrative Templates > System > Internet Communication Management > Internet Communication Settings .

Move the certificate files to the target Kepware machine via a USB drive.