Was Unable To Find Required Root Certificates Exclusive ^hot^: Kepware The Installer

: If the error persists, check the installation logs (typically found at C:\Program Files (x86)\Kepware\KEPServerEX\bootstrap.log

For further assistance, you can refer to the official PTC Kepware Support Article CS292168 or open a ticket at My Kepware if manual installation fails . : If the error persists, check the installation

: You can verify if the installer is trusted by running certutil -hashfile SHA256 in a command prompt and checking for errors related to the digital signature. During installation, Windows tries to verify this signature

The "exclusive" part of the error can occur if the Windows automatic root certificate update feature tries to lock the store while Kepware is attempting to read it. : If the error persists

. This issue arises when the host operating system lacks the modern root certificates required to verify the digital signature of the installer. Primary Solutions Apply Windows Updates

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

Modern Kepware installers (v5.20 to v7.x) are digitally signed. During installation, Windows tries to verify this signature against a list of trusted Certificate Authorities (CAs), such as GlobalSign or VeriSign. If your OS cannot find these certificates—often because it hasn't received a Windows Update in a long time—the installer fails to protect you from potentially untrusted software. Step-by-Step Solutions Method 1: The Quick Fix (Run Windows Update) The simplest solution is to let Windows update itself. Go to . Click Check for updates .