There are some other settings which can affect the behaviour and appearance of HTML previews.
texinfo.preview.errorLimit: Number of errors which makeinfo
can produce before quitting. (--error-limit=NUM)
texinfo.preview.includePaths: Array of extra paths to search for
@include files. (-I PATH)
texinfo.preview.maxSize: Max allowed size for the genereated HTML
file before it’s displayed in the preview. Files larger than this limit will
trigger an error.
texinfo.preview.noHeaders: When enabled, headers and menus are no
longer displayed in preview. (--no-headers)
texinfo.preview.noNumberSections: When enabled, do not display
chapter and section numbers in preview. (--no-number-sections)
texinfo.preview.noValidation: When enabled, node cross-references
are not validated. (--no-validate)
texinfo.preview.variables: Array of variables to define (as with
@set). If a variable has a value, use the ASCII space character to
separate key and value.
texinfo.preview.customizationVariables: Array of customization
variables. (-c KEY=VALUE)