| XPackageChangeChunkInstallOrder | Sets the selected chunks to install first. |
| XPackageChunkAvailabilityCallback | A user-defined callback used by XPackageEnumerateChunkAvailability. |
| XPackageCloseInstallationMonitorHandle | Closes a specified installation monitor. |
| XPackageCloseMountHandle | Closes the specified mount handle. |
| XPackageCreateInstallationMonitor | Creates a monitor of the state of an installation. |
| XPackageEnumerateChunkAvailability | Examines the installation package and enumerates the availability of all chunks that match the specified selectors. |
| XPackageEnumerateFeatures | Enumerates features defined in the package’s layout file. |
| XPackageEnumeratePackages | Finds installed or installing packages related to the calling process. |
| XPackageEnumerationCallback | A callback used by XPackageEnumeratePackages. |
| XPackageEstimateDownloadSize | Computes the download size of the chunks that match the specified installation selectors. |
| XPackageFeatureEnumerationCallback | The callback used by XPackageEnumerateFeatures to enumerate each feature. |
| XPackageFindChunkAvailability | Returns the minimum availability for the collection of chunks that match the specified selectors. |
| XPackageGetCurrentProcessPackageIdentifier | Returns an installation identity string that identifies the installation for this process. |
| XPackageGetInstallationProgress | Returns the current progress of an installation. |
| XPackageGetMountPath | Gets the path to a mounted installation. |
| XPackageGetMountPathSize | Gets the size required for an array to hold a mount path returned by XPackageGetMountPath. |
| XPackageGetUserLocale | Gets the current user locale. |
| XPackageGetWriteStats | Gets the output write statistics (writeStats). |
| XPackageInstallationProgressCallback | A callback used by XPackageRegisterInstallationProgressChanged. |
| XPackageInstallChunks | Starts the installation of chunks. |
| XPackageInstallChunksAsync | Starts installation of chunks. |
| XPackageInstallChunksResult | Retrieves the result of a call to XPackageInstallChunksAsync. |
| XPackageInstalledCallback | A user-defined callback used by the XPackageRegisterPackageInstalled function. |
| XPackageIsPackagedProcess | Returns a Boolean that indicates whether the current process has an installation identity. |
| XPackageMount | This function is now deprecated. Use XPackageMountWithUiAsync instead. |
| XPackageMountWithUiAsync | Asynchronously mounts the installation of specified content, and returns a mount handle to it. |
| XPackageMountWithUiResult | Gets the results of a call to XPackageMountWithUIAsync. |
| XPackageRegisterInstallationProgressChanged | Registers a callback to be called when installation progress changes. |
| XPackageRegisterPackageInstalled | Registers a callback to be called when an installation is completed. |
| XPackageUninstallPackage | Uninstalls a given package. |
| XPackageUninstallChunks | Uninstalls chunks that match the specified selectors. |
| XPackageUninstallUWPInstance | Uninstalls a Universal Windows Platform (UWP) instance of a particular package for the current user if one is currently installed. |
| XPackageUnregisterInstallationProgressChanged | Unregisters a previously registered install progress changed callback. |
| XPackageUnregisterPackageInstalled | Unregisters a previously registered install complete callback. |
| XPackageUpdateInstallationMonitor | Refreshes the progress returned from XPackageGetInstallationProgress. |
