In iOS the switch widget does not show up in the following cases:
<Page>
<Switch checked="true" />
</Page>
<Page>
<DockLayout>
<Switch checked="true" dock="left" />
</DockLayout>
</Page>
<Page>
<GridLayout columns="250, *, auto" rows="250, *, auto" >
<Switch checked="true" col="0" row="0" /> <!-- or col="1" row="1" -->
</GridLayout>
</Page>
<Page>
<StackLayout orientation="horizontal">
<Switch checked="true" />
</StackLayout>
</Page>
Workaround: You could set verticalAlignment/horizontalAlignment property. For example:
<Page>
<Switch checked="true" verticalAlignment="center" horizontalAlignment="center"/>
</Page>
In iOS the switch widget does not show up in the following cases:
Workaround: You could set verticalAlignment/horizontalAlignment property. For example: