Kepware The Installer Was Unable To Find Required Root Certificates Exclusive ((full)) -

Windows cannot automatically update its certificate store to verify the installer's signature. Outdated Windows Updates:

F. Reinstall or repair Windows Root Certificate Program

If the target machine is allowed temporary internet access, the absolute fastest way to resolve the validation problem is to let Windows update its built-in database automatically. Open the and search for Check for updates . Click the Check for updates button.

C. Enable Windows Crypto services

Modern PTC Kepware installation files are digitally signed to ensure authenticity and code integrity. The Windows CryptoAPI system validates these digital signatures against trusted root certificates stored locally on your machine.

Troubleshooting the Kepware Error: "The installer was unable to find required root certificates"

With this solution, John's Kepware installation was up and running, and he could finally connect to the plant's machinery. He made sure to share his findings with his colleagues, ensuring that they wouldn't face the same frustrating issue in the future. Windows cannot automatically update its certificate store to

Note: This switch is not officially documented for all versions and should be used only in isolated, trusted OT environments.

In modern Windows environments (especially Windows 10/11, Server 2016/2019/2022), the installer attempts to validate:

These codes are a clear signal that the installer failed to find the necessary GlobalSign, VeriSign, or Microsoft root certificates. Open the and search for Check for updates

The error message typically occurs during the installation or upgrade of Kepware products (such as KEPServerEX) when the Windows operating system lacks the necessary digital signatures to verify the installer's authenticity. This is common on systems without internet connectivity, those where Windows Updates are disabled, or older versions like Windows 7. Core Causes

Industrial environments often feature "air-gapped" computers that cannot access the internet. Windows normally updates its root certificates automatically via Windows Update. Without internet access, the machine cannot fetch the updated certificate chain required to validate the installer.

Resolving Kepware Error: "The Installer Was Unable to Find Required Root Certificates" Kepserverex Root Certificate - Google Groups

for the missing GlobalSign or Microsoft root certificates to begin the manual import? Kepserverex Root Certificate - Google Groups