Kepware The: Installer Was Unable To Find Required Root Certificates Exclusive [2021]

For further assistance, users are encouraged to open a support ticket via the My Kepware portal download links

Open the dialog (Win + R), type certmgr.msc , and press Enter.

C. Enable Windows Crypto services

Industrial servers (SCADA, MES, or historians) are frequently isolated from the internet for cybersecurity reasons. This preventing Windows from using its Automatic Root Certificates Update feature to fetch new certificates dynamically.

Open File Explorer and navigate to the default Kepware install directory or temp folders. Look for bootstrap.log inside: C:\Program Files (x86)\Kepware\KEPServerEX\ C:\Program Files (x86)\PTC\ThingWorxIndustrialConnectivity\ For further assistance, users are encouraged to open

The fastest way to resolve this is to allow Windows to update its root certificates automatically, which often happens when the machine connects to Windows Update. Ensure your machine has .

The "unable to find required root certificates" error is a security safeguard. By ensuring your Windows machine has the latest , you can resolve the issue and successfully install KEPServerEX. For more detailed support, you may need to open a support ticket on the My Kepware page to get specific guidance.

If your computer cannot connect to the internet, you must manually acquire the needed root certificate from an online computer and transfer it via a secure USB drive to the target system. Step 1: Export or Download the Required Root CA

Troubleshooting Kepware: "The Installer Was Unable to Find Required Root Certificates" Error This preventing Windows from using its Automatic Root

This error occurs when the Kepware installer cannot verify the digital signature of its setup files because the required are missing or outdated on your Windows system . This is common on offline machines or older operating systems like Windows 7 that haven't received recent security updates . Immediate Solutions

On the affected machine, update the trusted root certificate list manually:

certutil -addstore "Root" C:\Path\To\Your\DownloadedCertificate.cer Use code with caution.

Visit the official repository of the certificate authority specified in your error log. Download the .crt or .cer files for the Root CA. Transfer and Install Ensure your machine has

[ Kepware Installer Executable ] │ ▼ Signed with modern digital certificate (e.g., Sectigo / Entrust) [ Windows Cryptographic API ] │ ▼ Checks Local Trusted Root Store [ Offline / Outdated Windows Server ] ──❌ Missing Updated Root Authority ──► [ INSTALLATION FAILS ] The underlying causes include:

: If manual installation fails, PTC Kepware Support recommends opening a ticket through My Kepware to receive the specific certificate chain files required for your server version.

Step 2.1: Identify and Download the Required Root Certificates