diff --git a/application/controllers/api/frontend/v1/stv/Config.php b/application/controllers/api/frontend/v1/stv/Config.php
index 097562e6b..d9219be7b 100644
--- a/application/controllers/api/frontend/v1/stv/Config.php
+++ b/application/controllers/api/frontend/v1/stv/Config.php
@@ -74,7 +74,7 @@ class Config extends FHCAPI_Controller
 
 		$config['number_displayed_past_studiensemester'] = [
 			"type" => "number",
-			"label" => "Anzahl angezeigter vergangender Studiensemester",// TODO(chris): phrase
+			"label" => $this->p->t('stv', 'settings_no_displayed_past_sem'),
 			"value" => $data['number_displayed_past_studiensemester']
 				?? $number_displayed_past_studiensemester_default
 		];
@@ -84,17 +84,20 @@ class Config extends FHCAPI_Controller
 		$data = $this->getDataOrTerminateWithError($result);
 		$config['font_size'] = [
 			"type" => "select",
-			"label" => "Font size",
+			"label" => $this->p->t('stv', 'settings_fontsize'),
 			"value" => $data['stv_font_size'] ?? "fs_normal",
 			"options" => [
-				"fs_small" => "klein",// TODO(chris): phrase
-				"fs_normal" => "normal",// TODO(chris): phrase
-				"fs_big" => "groß",// TODO(chris): phrase
-				"fs_huge" => "sehr groß"// TODO(chris): phrase
+				"fs_small" => $this->p->t('stv', 'settings_fontsize_small'),
+				"fs_normal" => $this->p->t('stv', 'settings_fontsize_normal'),
+				"fs_big" => $this->p->t('stv', 'settings_fontsize_big'),
+				"fs_huge" => $this->p->t('stv', 'settings_fontsize_huge')
 			]
 		];
 
-		// TODO(chris): Event
+		#others
+		Events::trigger('stv_config_get', function & () use (&$config) {
+			return $config;
+		});
 
 		$this->terminateWithSuccess($config);
 	}
@@ -109,16 +112,16 @@ class Config extends FHCAPI_Controller
 
 		$this->form_validation->set_rules(
 			'number_displayed_past_studiensemester',
-			"Anzahl angezeigter vergangender Studiensemester",// TODO(chris): phrase
+			$this->p->t('stv', 'settings_no_displayed_past_sem'),
 			'required|integer'
 		);
 		$this->form_validation->set_rules(
 			'font_size',
-			"Font size",// TODO(chris): phrase
+			$this->p->t('stv', 'settings_fontsize'),
 			'required|in_list[fs_small,fs_normal,fs_big,fs_huge]'
 		);
 
-		// TODO(chris): Event
+		Events::trigger('stv_config_validation', $this->form_validation);
 
 		if (!$this->form_validation->run())
 			$this->terminateWithValidationErrors($this->form_validation->error_array());
@@ -135,7 +138,7 @@ class Config extends FHCAPI_Controller
 			$this->input->post('font_size')
 		);
 
-		// TODO(chris): Event
+		Events::trigger('stv_config_set', $this->input);
 
 		$this->terminateWithSuccess();
 	}
diff --git a/system/phrasesupdate.php b/system/phrasesupdate.php
index e4689e8eb..3558fba36 100644
--- a/system/phrasesupdate.php
+++ b/system/phrasesupdate.php
@@ -38760,6 +38760,126 @@ array(
 		)
 	),
 	//****************************	 CORE/stv
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_no_displayed_past_sem',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Anzahl angezeigter vergangender Studiensemester',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Number of past semesters of study displayed',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_fontsize',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Zoom',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Zoom',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_fontsize_small',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Klein',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Small',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_fontsize_normal',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Normal',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Normal',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_fontsize_big',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Groß',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Big',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
+	array(
+		'app' => 'core',
+		'category' => 'stv',
+		'phrase' => 'settings_fontsize_huge',
+		'insertvon' => 'system',
+		'phrases' => array(
+			array(
+				'sprache' => 'German',
+				'text' => 'Sehr groß',
+				'description' => '',
+				'insertvon' => 'system'
+			),
+			array(
+				'sprache' => 'English',
+				'text' => 'Very big',
+				'description' => '',
+				'insertvon' => 'system'
+			)
+		)
+	),
 	array(
 		'app' => 'core',
 		'category' => 'stv',