Cliosoft is now part of Keysight

On May 1, 2023, Cliosoft officially joined Keysight Technologies, adding our Process and Data Management (PDM) capabilities to Keysight's already extensive Electronic Design and Automation (EDA) solutions. You will continue to receive the same level of technical support from the same team of engineers that helped you in the past so you can meet your business objectives.

If you are looking for support on your Cliosoft products:

  • You may want to search the answer online by using the Keysight PathWave Knowledge Center which provides access to our in-depth technical content and software downloads for SOS, VDD and HUB. Registration is required and instructions are included in the Knowledge Center itself.
You may want to contact your technical support team directly:
  • Phone or email : During business hours, call the international toll-free numbers or send a message to the email addresses located here KeysightCare Support Contact Us
    (Note: During this transition, please include Cliosoft, SOS or HUB in the Subject of your email)
  • Online Support Portal: Go to Keysight Support Portal to directly create and submit a support case (Registration is required)
    (Note: During this transition, please include Cliosoft, SOS or HUB in the Subject of your support case)
If you are looking for a Cliosoft software download:
  • Cliosoft software downloads are now available on after registering in the Keysight Software Manager. Registration and software download instructions for customers with active software support entitlement will be sent in a separate email.
We are committed to meeting your ever-evolving needs and deepening our partnership.

Best regards,
Keysight Cliosoft Support Team