The SO Dashboard Feed Widget shows the latest Posts from a site of your choice in the top of the WordPress Dashboard.
Search for "SO Dashboard Feed Widget" and install with the Plugins > Add New back-end page.
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Follow these steps:
On the Settings page you can change the widget title, the feed URL, the number of feed items and the background color of the widget. You will also see a checkbox that resets the settings back to the default settings when deactivating and then reactivating the plugin again.
After saving the settings, you can see the results in the main WordPress Dashboard.