1# MultiAppMode (System API)
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3The MultiAppMode module defines whether an application supports the multi-app mode.
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5> **NOTE**
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7> The initial APIs of this module are supported since API version 12. Newly added APIs will be marked with a superscript to indicate their earliest API version.
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9> The APIs of this module can be used only in the stage model.
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11> The APIs provided by this module are system APIs.
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13## Properties
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15**System API**: This is a system API.
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17**System capability**: SystemCapability.Ability.AbilityRuntime.Core
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19| Value| Description|
20| -------- | -------- |
21| NOT_SUPPORTED | The application does not support the multi-app mode.|
22| MULTI_INSTANCE<sup>14+</sup>  | The application supports the multi-instance mode.<br>**NOTE**: This property is valid only for 2-in-1 devices. |
23| APP_CLONE | The application supports the app-clone mode.|
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