---
title: "Multi-DRM Flutter SDK v1.2.2"
description: "Upgraded Android Widevine library from 4.4.0 to 4.5.2"
---
> For the complete documentation index, see [llms.txt](/llms.txt).

## What’s changed

- Upgraded Android Widevine library from 4.4.0 to 4.5.2

- Renamed event stream API from `onPallyConEvent` to `onDrEvent` across platform implementations

- Renamed internal method channel class from `MethodChannelPallyConDrmSdk` to `MethodChannelDrMultiDrmSdk`

- Updated iOS native event handling to align with `dr_multi_drm_sdk_interface` (e.g. `sendMultiDrmEvent`)

- Updated Android required permissions documentation (`FOREGROUND_SERVICE_DATA_SYNC, POST_NOTIFICATIONS`)

- Renamed example app package from `pallycon_drm_sdk_example` to `dr_multi_drm_sdk_example`


## What's fixed

- Fixed iOS download task handling issue