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If you use Jetpack, the Widget Visibility option allows you to display the widget content to your desired area.
Please find Jetpack Widget Visibility reference
Else, you can also use a handy plugin called Widget Options Widget Options Plugin
After you activate the plugin,
1. Go to Widgets>>Banner
2. Add your banner image. Just below the widget you’ll find the visibility option.
3. Set the page to Home or your desired Location.
4. Save the changes and you’re ready to go.
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