diff --git a/phpBB/adm/style/acp_storage.html b/phpBB/adm/style/acp_storage.html
index f064438aca..f3b93020f8 100644
--- a/phpBB/adm/style/acp_storage.html
+++ b/phpBB/adm/style/acp_storage.html
@@ -47,7 +47,7 @@
 						{% for provider in PROVIDERS %}
 							{% if provider.is_available %}
 								<option value="{{ get_class(provider) }}"{{ attribute(config, 'storage\\' ~ storage.get_name ~ '\\provider') ==  get_class(provider) ? ' selected' : '' }} data-toggle-setting="#{{ storage.get_name }}_{{ provider.get_name }}_settings">
-									{{ lang('STORAGE_ADAPTER_' ~ provider.get_name | upper ~ '_NAME') }}
+									{{ provider.get_title }}
 								</option>
 							{% endif %}
 						{% endfor %}
@@ -59,43 +59,42 @@
 		{% for provider in PROVIDERS %}
 			{% if provider.is_available %}
 				<fieldset id="{{ storage.get_name }}_{{ provider.get_name }}_settings">
-					<legend>{{ lang('STORAGE_' ~ storage.get_name | upper ~ '_TITLE') }} - {{ lang('STORAGE_ADAPTER_' ~ provider.get_name | upper ~ '_NAME') }}</legend>
+					<legend>{{ lang('STORAGE_' ~ storage.get_name | upper ~ '_TITLE') }} - {{ provider.get_title }}</legend>
 					{% for name, options in provider.get_options %}
 						<dl>
 							<dt>
-								{% set title = 'STORAGE_ADAPTER_' ~ provider.get_name | upper ~ '_OPTION_' ~ name | upper %}
-								{% set description = 'STORAGE_ADAPTER_' ~ provider.get_name | upper ~ '_OPTION_' ~ name | upper ~ '_EXPLAIN' %}
-								<label>{{ lang(title) ~ lang('COLON') }}</label>
-								{% if lang_defined(description) %}
-									<br /><span>{{ lang(description) }}</span>
+								<label>{{ options.title ~ lang('COLON') }}</label>
+								{% if options.description %}
+									<br /><span>{{ options.description }}</span>
 								{% endif %}
 							</dt>
 							<dd>
 								{% set input_name = storage.get_name ~ '[' ~ name ~ ']' %}
 								{% set input_value = attribute(config, 'storage\\' ~ storage.get_name ~ '\\config\\' ~ name) %}
+								{% set form_macro = options.form_macro %}
 
-								{% if options.tag == 'input' %}
-									{{ FormsInput(options | merge({"name": input_name, "value": input_value})) }}
-								{% elseif options.tag == 'textarea' %}
-									{{ FormsTextarea(options | merge({"name": input_name, "content": input_value})) }}
-								{% elseif options.tag == 'radio' %}
+								{% if form_macro.tag == 'input' %}
+									{{ FormsInput(form_macro | merge({"name": input_name, "value": input_value})) }}
+								{% elseif form_macro.tag == 'textarea' %}
+									{{ FormsTextarea(form_macro | merge({"name": input_name, "content": input_value})) }}
+								{% elseif form_macro.tag == 'radio' %}
 									{% set buttons = [] %}
 
-									{% for button in options.buttons %}
-										{% set new_button = button | merge({"name": input_name, "label": lang(button.label), "checked": button.value == input_value}) %}
+									{% for button in form_macro.buttons %}
+										{% set new_button = button | merge({"name": input_name, "checked": button.value == input_value}) %}
 										{% set buttons = buttons | merge([new_button]) %}
 									{% endfor %}
 
-									{{ FormsRadioButtons(options | merge({"buttons": buttons})) }}
-								{% elseif options.tag == 'select' %}
+									{{ FormsRadioButtons(form_macro | merge({"buttons": buttons})) }}
+								{% elseif form_macro.tag == 'select' %}
 									{% set select_options = [] %}
 
-									{% for option in options.options %}
+									{% for option in form_macro.options %}
 										{% set new_option = option | merge({"selected": option.value == input_value}) %}
 										{% set select_options = select_options | merge([new_option]) %}
 									{% endfor %}
 
-									{{ FormsSelect(options | merge({"name": input_name, "options": select_options})) }}
+									{{ FormsSelect(form_macro | merge({"name": input_name, "options": select_options})) }}
 								{% endif %}
 							</dd>
 						</dl>
@@ -109,9 +108,9 @@
 		<dl>
 			<dt><label for="update_type">{{ lang('STORAGE_UPDATE_TYPE') ~ lang('COLON') }}</label></dt>
 			<dd>
-				<label><input id="update_type" class="radio" name="update_type" value="{{ STORAGE_UPDATE_TYPE_CONFIG }}" checked="checked" type="radio"> {{ lang('STORAGE_UPDATE_TYPE_CONFIG') }}</label>
+				<label><input class="radio" name="update_type" value="{{ STORAGE_UPDATE_TYPE_CONFIG }}" type="radio"> {{ lang('STORAGE_UPDATE_TYPE_CONFIG') }}</label>
 				<label><input class="radio" name="update_type" value="{{ STORAGE_UPDATE_TYPE_COPY }}" type="radio"> {{ lang('STORAGE_UPDATE_TYPE_COPY') }}</label>
-				<label><input class="radio" name="update_type" value="{{ STORAGE_UPDATE_TYPE_MOVE }}" type="radio"> {{ lang('STORAGE_UPDATE_TYPE_MOVE') }}</label>
+				<label><input class="radio" name="update_type" value="{{ STORAGE_UPDATE_TYPE_MOVE }}" type="radio" checked="checked" id="update_type"> {{ lang('STORAGE_UPDATE_TYPE_MOVE') }}</label>
 			</dd>
 		</dl>
 	</fieldset>
diff --git a/phpBB/config/default/container/services_storage.yml b/phpBB/config/default/container/services_storage.yml
index 1109aa626b..8db8ceaede 100644
--- a/phpBB/config/default/container/services_storage.yml
+++ b/phpBB/config/default/container/services_storage.yml
@@ -72,6 +72,7 @@ services:
     storage.provider.local:
         class: phpbb\storage\provider\local
         arguments:
+            - '@language'
         tags:
             - { name: storage.provider }
 
diff --git a/phpBB/language/en/acp/storage.php b/phpBB/language/en/acp/storage.php
index 9f928ee58e..575805e650 100644
--- a/phpBB/language/en/acp/storage.php
+++ b/phpBB/language/en/acp/storage.php
@@ -65,6 +65,7 @@ $lang = array_merge($lang, [
 	// Local adapter
 	'STORAGE_ADAPTER_LOCAL_NAME'						=> 'Local',
 	'STORAGE_ADAPTER_LOCAL_OPTION_PATH'					=> 'Path',
+	'STORAGE_ADAPTER_LOCAL_OPTION_PATH_EXPLAIN'			=> 'Storage path for files.<br>For example: <samp>files</samp>, <samp>images/avatars/upload</samp> or <samp>store</samp>.',
 
 	// Form validation
 	'STORAGE_UPDATE_SUCCESSFUL' 				=>	'All storage types were successfully updated.',
diff --git a/phpBB/phpbb/storage/provider/local.php b/phpBB/phpbb/storage/provider/local.php
index 67a1789434..11bca055ce 100644
--- a/phpBB/phpbb/storage/provider/local.php
+++ b/phpBB/phpbb/storage/provider/local.php
@@ -13,8 +13,25 @@
 
 namespace phpbb\storage\provider;
 
+use phpbb\language\language;
+
 class local implements provider_interface
 {
+	/**
+	 * @var language
+	 */
+	protected $language;
+
+	/**
+	 * Constructor
+	 *
+	 * @param language $language
+	 */
+	public function __construct(language $language)
+	{
+		$this->language = $language;
+	}
+
 	/**
 	 * {@inheritdoc}
 	 */
@@ -23,6 +40,11 @@ class local implements provider_interface
 		return 'local';
 	}
 
+	public function get_title(): string
+	{
+		return $this->language->lang('STORAGE_ADAPTER_LOCAL_NAME');
+	}
+
 	/**
 	 * {@inheritdoc}
 	 */
@@ -38,8 +60,12 @@ class local implements provider_interface
 	{
 		return [
 			'path' => [
-				'tag' => 'input',
-				'type' => 'text',
+				'title' => $this->language->lang('STORAGE_ADAPTER_LOCAL_OPTION_PATH'),
+				'description' => $this->language->lang('STORAGE_ADAPTER_LOCAL_OPTION_PATH_EXPLAIN'),
+				'form_macro' => [
+					'tag' => 'input',
+					'type' => 'text',
+				],
 			],
 		];
 	}
diff --git a/phpBB/phpbb/storage/provider/provider_interface.php b/phpBB/phpbb/storage/provider/provider_interface.php
index aa01a51e37..7baac79f72 100644
--- a/phpBB/phpbb/storage/provider/provider_interface.php
+++ b/phpBB/phpbb/storage/provider/provider_interface.php
@@ -22,6 +22,13 @@ interface provider_interface
 	 */
 	public function get_name(): string;
 
+	/**
+	 * Gets adapter title for acp
+	 *
+	 * @return string
+	 */
+	public function get_title(): string;
+
 	/**
 	 * Gets adapter class
 	 *
@@ -32,7 +39,67 @@ interface provider_interface
 	/**
 	 * Gets adapter options
 	 *
-	 * @return array	Configuration keys
+	 * Example:
+	 * public function get_options()
+	 * {
+	 * 	return [
+	 * 		'text-test' => [
+	 * 			'title' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_TEXT_TEST'),
+	 * 			'description' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_TEXT_TEST_EXPLAIN'),
+	 * 			'form_macro' => [
+	 * 				'tag' => 'input',
+	 * 				'type' => 'text',
+	 * 			],
+	 * 		],
+	 * 		'password-test' => [
+	 * 			'title' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_PASSWORD_TEST'),
+	 * 			'description' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_PASSWORD_TEST_EXPLAIN'),
+	 * 			'form_macro' => [
+	 * 				'tag' => 'input',
+	 * 				'type' => 'password',
+	 * 			],
+	 * 		],
+	 * 		'radio-test' => [
+	 * 			'title' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_RADIO_TEST'),
+	 * 			'description' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_RADIO_TEST_EXPLAIN'),
+	 * 			'form_macro' => [
+	 * 				'tag' => 'radio',
+	 * 				'buttons' => [
+	 * 					[
+	 * 						'type' => 'radio',
+	 * 						'value' => '1',
+	 * 						'label' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_RADIO_TEST_LABEL_ONE'),
+	 * 					],
+	 * 					[
+	 * 						'type' => 'radio',
+	 * 						'value' => '2',
+	 * 						'label' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_RADIO_TEST_LABEL_TWO'),
+	 * 					],
+	 * 				],
+	 * 			],
+	 * 		],
+	 * 		'select-test' => [
+	 * 			'title' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_SELECT_TEST'),
+	 * 			'description' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_SELECT_TEST_EXPLAIN'),
+	 * 			'form_macro' => [
+	 * 				'tag' => 'select',
+	 * 				'options' => [
+	 * 					['value' => 'one', 'label' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_SELECT_TEST_LABEL_ONE')],
+	 * 					['value' => 'two', 'label' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_SELECT_TEST_LABEL_TWO')],
+	 * 				],
+	 * 			],
+	 * 		],
+	 * 		'textarea-test' => [
+	 * 			'title' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_TEXTAREA_TEST'),
+	 * 			'description' => $this->language->lang('STORAGE_ADAPTER_DEMO_OPTION_TEXTAREA_TEST_EXPLAIN'),
+	 * 			'form_macro' => [
+	 * 				'tag' => 'textarea',
+	 * 			]
+	 * 		],
+	 * 	];
+	 * }
+	 *
+	 * @return array    Configuration keys
 	 */
 	public function get_options(): array;
 
diff --git a/phpBB/phpbb/template/twig/extension/forms.php b/phpBB/phpbb/template/twig/extension/forms.php
index b146aacfb9..bf1bed006e 100644
--- a/phpBB/phpbb/template/twig/extension/forms.php
+++ b/phpBB/phpbb/template/twig/extension/forms.php
@@ -206,7 +206,7 @@ class forms extends AbstractExtension
 		{
 			return $environment->render('macros/forms/textarea.twig', [
 				'CLASS'		=> (string) ($form_data['class'] ?? ''),
-				'ID'		=> (string) $form_data['id'],
+				'ID'		=> (string) ($form_data['id'] ?? ''),
 				'DATA'		=> $form_data['data'] ?? [],
 				'NAME'		=> (string) $form_data['name'],
 				'ROWS'		=> (int) ($form_data['rows'] ?? ''),