Upgrades - v2.9 Theme Changes

Overview
The template changes for v2.9 add sub style support to parent style pages. This is optional.
Template Updates
1 From the latest zip version, add the following to your 'content/*theme*/html' folders:

content/*theme*/html/sub-style.tpl

2 Open your 'content/*theme*/html/style.tpl.php' file. Find the following 'if' statement:

if ($this->SETTINGS->rss == 'yes') {}

After the closing brace, add the following:

if ($this->RELATED_STYLES) {
?>
    <div class="panel panel-default">
        <div class="panel-heading">
            <i class="fas fa-music fa-fw"></i> <?php echo $this->TXT[1][0]; ?>
      </div>
      <div class="panel-body relatedstyles">
          <?php
          echo $this->RELATED_STYLES;
          ?>
      </div>
    </div>
<?php
}

3 This is optional. Open your 'content/*theme*/css/theme.css' file and at the bottom add:

.relatedstyles {
  line-height:25px;
}
Something Missing?
Was a template update not shown here that caused something to break? Please let us know, thank you.