How to change the default SMTP port in Vista 5.1.5 running on 64-bit operating systems
Window 7 64-bit
Windows 2008 server 64-bit
The registry key that allows the SMTP port to be changed is located in a different folder when running 64-bit operating systems.
- Open the registry editor. Start\run and then type regedit
- Go to HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TAC AB\TAC Vista\5.1.5\SMTP and locate the entry named Port.
- Double click on this entry and change it to the desired port number.
- Click OK.
(The Wow6432Node folder is a folder that contains information about 32-bit applications being run on 64-bit operating systems).