Google Nest Community

 Hello Listairee .In our country middle east calls it nest 4 gen but the Model is Thermostat-1.4
 as the picture below

I saw your message and thank you for your response , I have two questions for nest thermostats .1- How could I lock the nest thermostat device by PIN number to keep it protected from others ?2- Can I determine the number so that the temperature canno...