Very often I see the answer to the question like: \"How should I store settings in my .NET app?\" is to edit the app.config file by manually adding entries to the app.config (or
I also would like to point out one difference between app.Config and Settings window. If you save anything under Settings then the settings will be saved on following locations.
Win XP: c:\Documents and Settings\%Username%\Local Settings\Application Data{Publisher Name}\
Win 7: C:\Users\%Username%\AppData\Local{Publisher Name}\
While the app.config settings are saved on in the config file only.