Subscribe Widget
Footer social call-out items (icon + "Like us / on Facebook" text) using the .subscribe-widget markup. It is shown in the block inserter as Canvas Subscribe Widget and registered as canvas-core/subscribe-widget.
Select the block on a page and its own settings open in the sidebar, in the panels below:
Settings
Each setting is named exactly as the block editor names it, followed by what it does and what it starts as. Where a setting carries a Shown when line, it stays hidden until that condition is met, which is the usual reason a setting looks missing from the sidebar:
Content
Subscribe ItemsDefaulta preset list of 2 rows
The rows in the widget, each one an icon beside a two line invitation to follow you somewhere.
Each row of Subscribe Items takes:
Icon ClassDefaultEmpty
The brand glyph shown at the start of this row.
Solid Brand ClassDefaultEmpty
Canvas brand background class applied at rest (e.g. bg-facebook, bg-rss).
Hover / Brand ClassDefaultEmpty
Canvas brand hover background class (e.g. h-bg-facebook, h-bg-rss).
URLDefault
#Where the icon and the caption both lead.
Title (bold)DefaultEmpty
First line of the caption, set in bold. This is the invitation, such as "Like us".
SubtitleDefaultEmpty
Second line of the caption, naming the destination, such as "on Facebook".
Open in New TabDefaultOff
Open this item's links in a new tab.
Style
Item Column ClassesDefault
col-12 col-sm-6Bootstrap grid classes for each subscribe item column.
Widget ClassesDefault
widget subscribe-widgetClasses on the widget wrapper.
Icon Base ClassesDefault
social-icon bg-darkClasses before each item's own brand class.
Icon Utility ClassesDefault
mb-0 me-3Classes after each item's own brand class (spacing / float).
Caption Link ClassesDefaultEmpty
Class names on the caption link beside the icon, most often to adjust the gap between the two.
Caption ClassesDefault
d-block text-smallerClasses on the two-line caption .
Caption Title ClassesDefaultEmpty
Classes on the bold first line: d-block breaks the line without a .
Line Break Before SubtitleDefaultOn
Emit a between the two caption lines. Turn off when the title is already a block-level line.
Item Inner Wrapper ClassesDefaultEmpty
When set, the icon and caption are wrapped in a div with these classes: a flex row keeps them on one baseline instead of floating.
Related
Every Canvas block also carries the Animation, Scroll Effects and Advanced panels, which are described in Controls every Canvas block has.
Other blocks in Layout: Column, Container, Copyrights, Footer About, Footer Contacts, Footer Instagram.

