ReadActivationMode ReadActivationMode ReadActivationMode ReadActivationMode ReadActivationMode Enum


Indicates when Windows will request a file update if another app reads the locally cached version of the file.

public : enum class ReadActivationMode
enum class winrt::Windows::Storage::Provider::ReadActivationMode : int32_t
public enum ReadActivationMode
Public Enum ReadActivationMode
var value = Windows.Storage.Provider.ReadActivationMode.beforeAccess;
Windows 10 requirements
Device family
Windows 10 (introduced v10.0.10240.0 - for Xbox, see UWP features that aren't yet supported on Xbox)
API contract
Windows.Foundation.UniversalApiContract (introduced v1)


BeforeAccess BeforeAccess BeforeAccess BeforeAccess BeforeAccess

Windows will trigger a file update request before allowing another app to access the local file.

NotNeeded NotNeeded NotNeeded NotNeeded NotNeeded

Windows will not trigger a file update request when another app accesses the local file.


If your app participates in the Cached File Updater contract, associate this information with the locally cached copy of a file by calling CachedFileUpdater.SetUpdateInformation.