1# ANS Subsystem Changelog
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3## cl.notificationManager.1 API Renaming
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5Renamed certain APIs to meet the naming conventions.
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7**Change Impact**
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9The underlying layer still supports the functions of the original APIs, and therefore these APIs can be called in OpenHarmony 4.0.2.3.
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11**Key API/Component Changes**
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13| Bundle Name           | Original API                                                      | New API                                                      |
14| --------------- | ------------------------------------------------------------ | ------------------------------------------------------------ |
15| ohos.notificationManager.d.ts | **function** supportDoNotDisturbMode(callback: AsyncCallback\<boolean>): **void**; | **function** isSupportDoNotDisturbMode(callback: AsyncCallback\<boolean>): **void**; |
16| ohos.notificationManager.d.ts | **function** supportDoNotDisturbMode(): Promise\<boolean>; | **function** isSupportDoNotDisturbMode(): Promise\<boolean>; |
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18**Adaptation Guide**
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20Call the new API **isSupportDoNotDisturbMode**.
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