How to trust Trotec Ruby certificate on Windows 10

This guide will show you how to trust the Trotec Ruby certificate on Windows 10 to avoid security warnings.

  1. Download the certificate (Right click, Save As)

  2. Locate the TrotecRubyCA.crt file in your downloads and open it.

  3. Windows will ask you to confirm if you want to open the file, press open.

Screenshot of a Windows Security Warning

  1. Windows will show you the details of this security certificate and say it is not trusted. This is because the certificate is issued by Trotec, rather than a global certificate authority. This normal and the certificate should still be installed.

Screenshot of certificate information with option to Install Certificate

  1. Install the certificate on the "Local Machine" and press Next.

Screenshot of certificate import wizard asking where the certificate should be installed

  1. Click "Place all certificates in the following store" and select browse.

Screenshot of Windows asking where to install the screenshot

  1. Select "Trusted Root Certification Authorities" and press OK. Screenshot of window listing various certificate stores

  2. Press next.

Screenshot showing the certificate destination is selected

  1. Press finish to complete the installation of the certificate.

Screenshot showing the actions Windows will take when you press finish

  1. Windows will take a few moments and then confirm the outcome. You can now press okay to this prompt and close the certificate information window.

Screenshot confirming the certificate import was successful

  1. Reboot your computer.

Revision #4
Created 19 January 2022 22:45:55 by Tom Lynch
Updated 11 July 2022 20:27:01 by Tom Lynch