Try adding this to your customize > css/html > in the </body> area
<script>
Discourse.ExternalNavItem = Discourse.NavItem.extend({
href : function() {
return this.get('href');
}.property('href')
});
I18n.translations.en.js.filters.tags = { title: "Tags", help: "View all Tags" };
Discourse.NavItem.reopenClass({
buildList : function(category, args) {
var list = this._super(category, args);
if(!category) {
list.push(Discourse.ExternalNavItem.create({href: '/tags', name: 'tags'}));
}
return list;
}
});
</script>