Thank you for your feedback. Currently, we do not have a method to disable the google fonts from loading. Our next release has a lot of page speed improvements.
Your suggestion has already been on our road map for possible future changes.
If you need further help with our knowledge base plugin we would be very happy to help you.
Please open a support ticket on our website at https://www.echoknowledgebase.com/technical-support/
Please note: This forum is not monitored regularly and it does not provide the tools for us to support you better.
Thank you,
Dave