How to persist changes in a .settings/.config file across a file version change?
A few clarifications: You have to call the Upgrade method of ApplicationSettingsBase derived class (that is normally called Settings and is created for you by Visual Studio): Properties.Settings.Default.Upgrade(); When/where to call the Upgrade method? There is a simple trick you can apply: define a user setting called UpgradeRequired (example) as bool (the easiest way is … Read more