Hello @Vishalkishore
Thank you for reaching out to the Nest Community about your locked Nest Thermostat. We understand this can be frustrating. Don't worry, I'm here to help you.
To resolve this situation, please connect your Nest Thermostat to your computer using a USB cable. This will allow us to see if your computer detects the technicalinfo.PLIST file.
If you're able to connect successfully, please fill this form to contact us and provide you with instructions to reset your Nest Thermostat.
We value your patience and look forward to resolving this matter for you.
Best regards,
Douglas.
