Here are the steps to apply alert settings of one connection to another by using the Templates feature:
1. Load the connection the alert setting was changed in Spotlight
2. Select File | Save as Template menu option. Give the template name the name of your connection and click Save to save template
3. Close Spotlight and Reopen it, do not click on Live Connections yet
4. Click All Connections and under Spotlight on Windows, locate the next Windows connection you like make the change to
5. Right-click on connection name and select Properties
6. Under General tab and select "Change template..." button to select the custom template you just save and hit OK.
7. Repeat 8-10 for additional connections you would like to apply this change to.