Changed from pi3 to pi4 - Can't access Samba Share

Hi everyone!
Just upgraded from a pi3+ to a pi4.
Made a snapshot then uploaded and reinstalled it. Everything is showing up and working fine.

However I can’t seem to access my files via Samba Share. When I changed pi, my ip address changed from to I have changed this in the Samba config, but no joy. Whenever I try and access that IP I get this error:


Any help really appreciated!

Finally got it to work! Had to change the host name from the default to what I was previously using!