1# Window Subsystem Changelog 2 3## cl.window.1 Verification Condition Added to maximize 4 5**Access Level** 6 7Public API 8 9**Reason for Change** 10 11The API implementation is inconsistent with the design. This API takes effect only on 2-in-1 devices. 12 13**Change Impact** 14 15This change is a non-compatible change. 16 17Before the change: The API can be called to maximize a window on a non-2-in-1 device. 18 19After the change: When **maximize** is called, the system checks whether the device is a 2-in-1 device. If not, the window is not maximized. 20 21**Start API Level** 22 2312 24 25**Change Since** 26 27OpenHarmony SDK 5.0.0.40 28 29**Key API/Component Changes** 30 31@ohos.window.d.ts 32 33System capability: SystemCapability.Window.SessionManager 34 35API: maximize 36 37**Adaptation Guide** 38 39You are not advised to call this API on non-2-in-1 devices. If this API is called on a non-2-in-1 device, no error is reported but no response is returned. 40