Update gettingStarted.md

courses/tutorial-v4/cityPortalTutorials-v4/gettingStarted.md

@@ -486,7 +486,7 @@ Let’s create a new “CityPortal” desktop for our system.
 * Go to UI menu and select Desktops menu
 * Click on Add (Ctrl+ins)
 * Fill mandatory fields 
-* Check By default? checkbox a CityPortal desktop will be the default.
+* Check By default? checkbox so a CityPortal desktop will be set to default.
 
 ![cityReq_desktop](img/gettingStarted/cityReq_desktop.png)