Thermostat and entry key code

[Nicola76]

My nest is installed and i am trying to connect it to my phone however when i add the entry code, it keeps saying its i correct even though it is not. How do i overcome this

[David_K]

First check which model of thermostat you have:
How to tell which Nest thermostat you have - Google Nest Help

Nest Thermostat (2020), Nest Learning Thermostat (4th gen)
Setup these models using the Google Home app. The QR code and setup key are physically printed on the back of the thermostat. Follow these steps: Get started with your Nest Thermostat - Google Nest Help

Nest Thermostat E, Nest Learning Thermostat (1st, 2nd, 3rd gen)
Setup these models using the Nest app. The QR code and setup key are in the settings on the thermostat itself and are not printed on the device. Follow these steps: Add your Nest thermostat to the Nest app - Google Nest Help