UninstallIcon function (Installer DLL)
Removes the ICO file from the icon list
- IconId - ID of the previously installed .ico file, which should be uninstalled.
- RebootNeeded - On return indicates if the system needs to be restarted.
TRUE / true if the function succeeded or FALSE / false if the function failed.
Use this function to remove previously installed icon (.ICO) file from the list of installed icons. After deinstallation the icon can't be used as a custom icon anymore.