Hi @Stanj,
Thanks for reaching out to the community! I understand that you've lost the code for your Nest Thermostat upgrade. I’d be happy to help with this!
To give you the most accurate information, the team would like to learn more about this situation. When you get a chance, please fill out this form and let us know when you’re finished. We’ll have someone reach out to you via email from there.
I look forward to your response.
Best regards,
Jenniffer
