You can use the static Spanned Html.fromHtml(String source, Html.ImageGetter imageGetter, Html.TagHandler tagHandler) method to implement the Html.TagHandler interface to parse unsupported html tags
handleTag(boolean opening, String tag, Editable output, XMLReader xmlReader) opening, indicating the start tag or end tag tag, tag name output, output object
You can use the static Spanned Html.fromHtml(String source, Html.ImageGetter imageGetter, Html.TagHandler tagHandler) method to implement the Html.TagHandler interface to parse unsupported html tags
handleTag(boolean opening, String tag, Editable output, XMLReader xmlReader)
opening, indicating the start tag or end tag
tag, tag name
output, output object