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

When deploying Kepware industrial connectivity solutions (such as KEPServerEX), IT and automation engineers may encounter a specific, cryptic installation failure:

If the error changes to "KEPServerEX is not trusted," it confirms the root certificate was not successfully added to the "Trusted Root Certification Authorities" store. www.ptc.com If you'd like to troubleshoot further, let me know: version of Windows are you using? Is the machine completely offline KEPServerEX version are you trying to install? Windows cannot automatically update its certificate store to

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 Outdated Windows Updates: the following sequence occurs:

"The installer was unable to find required root certificates exclusive." which prevents digital signature verification.

If the machine cannot be connected to the internet, you must manually install the missing certificates.

The "Installer was unable to find required root certificates" error in Kepware occurs primarily on offline systems due to missing root certificate authorities, which prevents digital signature verification. Resolving this issue involves manually importing the necessary DigiCert or GlobalSign root certificates into the Windows Trusted Root store using the For more details, visit PTC Support

When you double-click the Kepware installer (e.g., KEPServerEX.6.14.200.0.exe ), the following sequence occurs: