1# Ability Framework Changelog 2 3## cl.ability.1 Ability Assistant No Longer Supports Debugging of Applications in Release Mode 4 5**Access Level** 6 7Public API 8 9**Reason for Change** 10 11The Ability Assistant tool is the bottom-layer dependency for debugging capabilities of DevEco Studio. Normally, DevEco Studio restricts debugging of applications in release mode. However, there is a risk of bypassing DevEco Studio and directly using the debugging commands of Ability Assistant for debugging. Therefore, this behavior must be fundamentally restricted. 12 13**Change Impact** 14 15This change is a non-compatible change. 16 17Before change: 18There is a risk of bypassing DevEco Studio and directly running the commands of Ability Assistant to debug applications in release mode. 19 20After change: 21The Ability Assistant tool does not support debugging of applications in release mode. 22 23**Start API Level** 24 25N/A 26 27**Change Since** 28 29OpenHarmony SDK 5.0.0.43 30 31**Key API/Component Changes** 32 33Ability Assistant 34 35**Adaptation Guide** 36 37No adaptation is required. 38 39 40## cl.ability.2. It Is Forbidden to Start an ExtensionAbility using wantAgent 41 42**Access Level** 43 44Public API 45 46**Reason for Change** 47 48A third-party application creates a wantAgent for an ExtensionAbility and sends a notification containing the wantAgent. After a user touches the notification on the home screen, the ExtensionAbility starts. When the user exits the application, the ExtensionAbility process does not exit, affecting power consumption. 49 50**Change Impact** 51 52This change is a non-compatible change. 53 54Before change: 55A third-party application creates a wantAgent for an ExtensionAbility and sends a notification containing the wantAgent. When users can touch the notification on the home screen, the ExtensionAbility starts. 56 57After change: 58A third-party application creates a wantAgent for an ExtensionAbility and sends a notification containing the wantAgent. When users touch the notification on the home screen, the ExtensionAbility does not start. 59 60**Start API Level** 61 629 63 64**Change Since** 65 66OpenHarmony SDK 5.0.0.43 67 68**Key API/Component Changes** 69 70wantAgent.trigger 71 72**Adaptation Guide** 73 74You are advised not to create a wantAgent for starting an ExtensionAbility. Otherwise, the ExtensionAbility fails to start through **wantAgent.trigger**. 75