How can I change the width of the Frequently Bought Together widget?

In Frequently Bought Together, you can easily change the width of the widget on the preferences page (How can I access the app preferences page?)

Once you are on the app preferences page you have to go to the  Visual preferences  section , select the 'widget' in the visual selector and hit the 'Advanced Options for the widget' link at the bottom of the section:

You can type the desired width in pixels or leave it empty for unlimited width:

This is how it may look with the maximum width:

With a width of 700px the app may look like the following image: 

When you modify the widget width, you may need to adjust the product box width, so the product images fit nicely on one line. You can also adjust the product name size.