<!-- Do not edit this file. It is automatically generated by API Documenter. --> [`MenuItem`](MenuItem) › [`setWarning`](MenuItem/setWarning) ## MenuItem.setWarning() method **Signature:** ```typescript setWarning(isWarning: boolean): this; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | <code>isWarning</code> | <code>boolean</code> | | **Returns:** `this`