The Support Channels tab under Text holds the texts of the support channels your widget offers.
When you click into a field, the preview opens the support page or the channel’s own page, so you can see where the text appears. A channel only shows up in the widget when it’s turned on under Support.
The support page texts, with the support page open in the preview
The phone texts, with the phone page open in the preview
The email texts, with the email form open in the preview
The success and error texts
The Chat and Form tabs each have a Channel name and Channel description, shown on that option in the list of channels.
Sources