Check the Temperature of your Raspberry Pi

From a Windows computer in the search box (Lower left side of your screen next to the Windows button) type: terminal
In the window that popped up type: ssh umbrel@umbrel.local

It will display the following:
C:\Users\Brad>ssh umbrel@umbrel.local
The authenticity of host ‘umbrel.local (192.168.4.170)’ can’t be established.
ECDSA key fingerprint is SHA256:XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXA.
Are you sure you want to continue connecting (yes/no)? y
Please type ‘yes’ or ‘no’: yes

Type: yes

It will display the following, and then you need to enter the password. The default password is: moneyprintergobrrr

Warning: Permanently added 'umbrel.local,192.168.4.170' (ECDSA) to the list of known hosts.
umbrel@umbrel.local's password:

When you enter your password and hit the enter key It will display a screen full of copyright text and the last thing is the command prompt of your Umbrel Raspberry Pi –> umbrel@umbrel:~ $

Enter this: vcgencmd measure_temp

It will show you the temperature
temp=35.0’C
umbrel@umbrel:~ $

That’s it! 🙂