-right:0!important}.mb-0,.my-0{margin-bottom:0!important}.ml-0,.mx-0{margin-left:0!important}.m-1{margin:.25rem!important}.mt-1,.my-1{margin-top:.25rem!important}.mr-1,.mx-1{margin-right:.25rem!important}.mb-1,.my-1{margin-bottom:.25rem!important}.ml-1,.mx-1{margin-left:.25rem!important}.m-2{margin:.5rem!important}.mt-2,.my-2{margin-top:.5rem!important}.mr-2,.mx-2{margin-right:.5rem!important}.mb-2,.my-2{margin-bottom:.5rem!important}.ml-2,.mx-2{margin-left:.5rem!important}.m-3{margin:1rem!impor...

                                                     styleClass="form-control" placeholder="${ph_session_id}"></la:text>
                                        </div>
                                        <div class="form-group ml-sm-2">
                                            <button type="submit" class="btn btn-primary" id="submit"
                                                    name="search"

				<i class="fas fa-bars" aria-hidden="true"></i>
				<span class="sr-only"><la:message
						key="labels.admin_toggle_navi" /></span>
			</a>
		</li>
	</ul>
	<ul class="navbar-nav ml-auto">
		<c:if test="${eoled}">
		<li class="nav-item" data-toggle="tooltip" data-placement="left"
			title="<la:message key="labels.eol_error" />">

                                             placeholder="Type a search query"/>
                                </div>
                                <div class="form-group ml-sm-2">
                                    <button type="submit" class="btn btn-primary" id="submit"
                                            name="search" value="<la:message key="labels.search"/>">

			 <!--
			 "node.name":"search_engine",
			 "discovery.seed_hosts":"search_engine",
			 "cluster.initial_cluster_manager_nodes":"search_engine",
			 "node.roles":"cluster_manager,data,ingest,ml",
			 -->
			 "indices.breaker.total.limit":"100%",
			 "action.auto_create_index":"-*"}
		</property>
		<!-- Dictionaries -->
		<postConstruct name="addConfigFile">
			<arg>"fess"</arg>
			<arg>"mapping.txt"</arg>

Find the `supported.languages` property (around line 202) and ensure your language code is included:

```properties
supported.languages=ar,bg,bn,ca,ckb_IQ,cs,da,de,el,en_IE,en,es,et,eu,fa,fi,fr,gl,gu,he,hi,hr,hu,hy,id,it,ja,ko,lt,lv,mk,ml,nl,no,pa,pl,pt_BR,pt,ro,ru,si,sq,sv,ta,te,th,tl,tr,uk,ur,vi,zh_CN,zh_TW,zh
```

**Optional configurations:**

If you create online help documentation:
```properties
online.help.supported.langs=ja,sv  # Add your language

.subtitle&&t.append(n.default("<small />").html(this._config.subtitle)),1==this._config.close){var i=n.default('<button data-dismiss="toast" />').attr("type","button").addClass("ml-2 mb-1 close").attr("aria-label","Close").append('<span aria-hidden="true">&times;</span>');null==this._config.title&&i.toggleClass("ml-2 ml-auto"),t.append(i)}e.append(t),null!=this._config.body&&e.append(n.default('<div class="toast-body" />').html(this._config.body)),n.default(this._getContainerId()).prepend(e);var...

-right:0!important}.mb-0,.my-0{margin-bottom:0!important}.ml-0,.mx-0{margin-left:0!important}.m-1{margin:.25rem!important}.mt-1,.my-1{margin-top:.25rem!important}.mr-1,.mx-1{margin-right:.25rem!important}.mb-1,.my-1{margin-bottom:.25rem!important}.ml-1,.mx-1{margin-left:.25rem!important}.m-2{margin:.5rem!important}.mt-2,.my-2{margin-top:.5rem!important}.mr-2,.mx-2{margin-right:.5rem!important}.mb-2,.my-2{margin-bottom:.5rem!important}.ml-2,.mx-2{margin-left:.5rem!important}.m-3{margin:1rem!impor...

eu=eu\n\
fa=fa\n\
fi=fi\n\
fr=fr\n\
gl=gl\n\
gu=gu\n\
he=he\n\
hi=hi\n\
hr=hr\n\
hu=hu\n\
hy=hy\n\
id=id\n\
it=it\n\
ja=ja\n\
ko=ko\n\
lt=lt\n\
lv=lv\n\
mk=mk\n\
ml=ml\n\
nl=nl\n\
no=no\n\
pa=pa\n\
pl=pl\n\
pt=pt\n\
pt-br=pt-br\n\
pt_BR=pt-br\n\
ro=ro\n\
ru=ru\n\
si=si\n\
sq=sq\n\
sv=sv\n\
ta=ta\n\
te=te\n\
th=th\n\
tl=tl\n\

g.subtitle))\n    }\n\n    if (this._config.close == true) {\n      const toastClose = $('<button data-dismiss=\"toast\" />').attr('type', 'button').addClass('ml-2 mb-1 close').attr('aria-label', 'Close').append('<span aria-hidden=\"true\">&times;</span>')\n\n      if (this._config.title == null) {\n        toastClose.toggleClass('ml-2 ml-auto')\n      }\n\n      toastHeader.append(toastClose)\n    }\n\n    toast.append(toastHeader)\n\n    if (this._config.body != null) {\n      toast.append($('<div...