I realise that FileSystemWatcher does not provide a Move event, instead it will generate a separate Delete and Create events for the same file. (The FilesystemWatcher is wa
StorageLibrary class can track moves. The example from Microsoft:
StorageLibrary videosLib = await StorageLibrary.GetLibraryAsync(KnownLibraryId.Videos);
StorageLibraryChangeTracker videoTracker = videosLib.ChangeTracker;
videoTracker.Enable();
A complete example could be found here. However, it looks like you can only track changes inside Windows "known libraries".
You can also try to get StorageLibraryChangeTracker using StorageFolder.TryGetChangeTracker(). But your folder must be under sync root, you can not use this method to get an arbitrary folder in file system.