hugo-theme-next/layouts/partials/post/header_meta/update_date.html

{{- if and .Site.Params.postMeta.updated.enable .Site.Params.postMeta.updated.anotherDay }}
{{- if and .Lastmod (gt .Lastmod .Date) }}
{{ $modTime := .Lastmod.Format .Site.Params.timeFormat }}
<span class="post-meta-item">
  <span class="post-meta-item-icon">
    <i class="far fa-calendar-check"></i>
  </span>
  <span class="post-meta-item-text">{{- print (T "PostLastModDate") (T "SymbolColon") -}}</span>
  <time title="{{ print (T "PostLastModTime") (T "SymbolColon") }}{{ $modTime }}" itemprop="dateModified" datetime="{{ $modTime }}">{{- .Lastmod.Format .Site.Params.dateFormat -}}</time>
</span>
{{- end }}
{{- end }}