The Featured Image widget allows to dynamically add an image on your web page choosing among the featured image of a specific post.
You can also:
Give it a variable width depending on the device;
Decide the format;
Change the margin and rounding;
Enable the background mode to stretch the image properly;
Extend background in column for a responsive image;
Create overlay effects;
Use the roll-hover panel to identify a selection when mousing over images;
Set blur, contrast, saturation, sepia, tone or lightbox filters based on default Elementor or the incredible PhotoSwipe (highly responsive and equipped with zoom).