diff --git a/modules/ppcp-settings/src/Compat/SettingsMap.php b/modules/ppcp-settings/src/Compat/SettingsMap.php
deleted file mode 100644
index 73a266e7b..000000000
--- a/modules/ppcp-settings/src/Compat/SettingsMap.php
+++ /dev/null
@@ -1,63 +0,0 @@
-<?php
-/**
- * A map of old to new settings.
- *
- * @package WooCommerce\PayPalCommerce\Settings\Compat
- */
-
-declare(strict_types=1);
-
-namespace WooCommerce\PayPalCommerce\Settings\Compat;
-
-use WooCommerce\PayPalCommerce\Settings\Data\AbstractDataModel;
-
-/**
- * A map of old to new settings.
- *
- * @psalm-type newSettingsKey = string
- * @psalm-type oldSettingsKey = string
- */
-class SettingsMap {
-	/**
-	 * The new settings model.
-	 *
-	 * @var AbstractDataModel
-	 */
-	private AbstractDataModel $model;
-
-	/**
-	 * The map of the old setting key to the new setting keys.
-	 *
-	 * @var array<oldSettingsKey, newSettingsKey>
-	 */
-	private array $map;
-
-	/**
-	 * The constructor.
-	 *
-	 * @param AbstractDataModel                     $model The new settings model.
-	 * @param array<oldSettingsKey, newSettingsKey> $map The map of the old setting key to the new setting keys.
-	 */
-	public function __construct( AbstractDataModel $model, array $map ) {
-		$this->model = $model;
-		$this->map   = $map;
-	}
-
-	/**
-	 * The model.
-	 *
-	 * @return AbstractDataModel
-	 */
-	public function get_model(): AbstractDataModel {
-		return $this->model;
-	}
-
-	/**
-	 * The map of the old setting key to the new setting keys.
-	 *
-	 * @return array<oldSettingsKey, newSettingsKey>
-	 */
-	public function get_map(): array {
-		return $this->map;
-	}
-}
diff --git a/modules/ppcp-settings/src/Compat/SettingsMapHelper.php b/modules/ppcp-settings/src/Compat/SettingsMapHelper.php
deleted file mode 100644
index 611193eeb..000000000
--- a/modules/ppcp-settings/src/Compat/SettingsMapHelper.php
+++ /dev/null
@@ -1,175 +0,0 @@
-<?php
-/**
- * A helper for mapping the new/old settings.
- *
- * @package WooCommerce\PayPalCommerce\Settings\Compat
- */
-
-declare( strict_types = 1 );
-
-namespace WooCommerce\PayPalCommerce\Settings\Compat;
-
-use RuntimeException;
-use WooCommerce\PayPalCommerce\Settings\Data\StylingSettings;
-
-/**
- * A helper class to manage the transition between legacy and new settings.
- *
- * This utility provides mapping from old setting keys to new ones and retrieves
- * their corresponding values from the appropriate models. The class uses lazy
- * loading and caching to optimize performance during runtime.
- */
-class SettingsMapHelper {
-
-	/**
-	 * A list of settings maps containing mapping definitions.
-	 *
-	 * @var SettingsMap[]
-	 */
-	protected array $settings_map;
-
-	/**
-	 * Indexed map for faster lookups, initialized lazily.
-	 *
-	 * @var array|null Associative array where old keys map to metadata.
-	 */
-	protected ?array $key_to_model = null;
-
-	/**
-	 * Cache for results of `to_array()` calls on models.
-	 *
-	 * @var array Associative array where keys are model IDs.
-	 */
-	protected array $model_cache = array();
-
-	/**
-	 * A helper for mapping the old/new styling settings.
-	 *
-	 * @var StylingSettingsMapHelper
-	 */
-	protected StylingSettingsMapHelper $styling_settings_map_helper;
-
-	/**
-	 * Constructor.
-	 *
-	 * @param SettingsMap[]            $settings_map A list of settings maps containing key definitions.
-	 * @param StylingSettingsMapHelper $styling_settings_map_helper A helper for mapping the old/new styling settings.
-	 * @throws RuntimeException When an old key has multiple mappings.
-	 */
-	public function __construct( array $settings_map, StylingSettingsMapHelper $styling_settings_map_helper ) {
-		$this->validate_settings_map( $settings_map );
-		$this->settings_map                = $settings_map;
-		$this->styling_settings_map_helper = $styling_settings_map_helper;
-	}
-
-	/**
-	 * Validates the settings map for duplicate keys.
-	 *
-	 * @param SettingsMap[] $settings_map The settings map to validate.
-	 * @throws RuntimeException When an old key has multiple mappings.
-	 */
-	protected function validate_settings_map( array $settings_map ) : void {
-		$seen_keys = array();
-
-		foreach ( $settings_map as $settings_map_instance ) {
-			foreach ( $settings_map_instance->get_map() as $old_key => $new_key ) {
-				if ( isset( $seen_keys[ $old_key ] ) ) {
-					throw new RuntimeException( "Duplicate mapping for legacy key '$old_key'." );
-				}
-				$seen_keys[ $old_key ] = true;
-			}
-		}
-	}
-
-	/**
-	 * Retrieves the value of a mapped key from the new settings.
-	 *
-	 * @param string $old_key The key from the legacy settings.
-	 *
-	 * @return mixed|null The value of the mapped setting, or null if not found.
-	 */
-	public function mapped_value( string $old_key ) {
-		$this->ensure_map_initialized();
-		if ( ! isset( $this->key_to_model[ $old_key ] ) ) {
-			return null;
-		}
-
-		$mapping = $this->key_to_model[ $old_key ];
-		$model   = $mapping['model'] ?? false;
-
-		if ( ! $model ) {
-			return null;
-		}
-
-		switch ( true ) {
-			case $model instanceof StylingSettings:
-				return $this->styling_settings_map_helper->mapped_value( $old_key );
-			default:
-				return $this->get_cached_model_value( spl_object_id( $model ), $mapping['new_key'], $model );
-		}
-	}
-
-	/**
-	 * Determines if a given legacy key exists in the new settings.
-	 *
-	 * @param string $old_key The key from the legacy settings.
-	 *
-	 * @return bool True if the key exists in the new settings, false otherwise.
-	 */
-	public function has_mapped_key( string $old_key ) : bool {
-		$this->ensure_map_initialized();
-
-		return isset( $this->key_to_model[ $old_key ] );
-	}
-
-	/**
-	 * Retrieves a cached model value or caches it if not already cached.
-	 *
-	 * @param int    $model_id The unique identifier for the model object.
-	 * @param string $new_key  The key in the new settings structure.
-	 * @param object $model    The model object.
-	 *
-	 * @return mixed|null The value of the key in the model, or null if not found.
-	 */
-	protected function get_cached_model_value( int $model_id, string $new_key, object $model ) {
-		if ( ! isset( $this->model_cache[ $model_id ] ) ) {
-			$this->model_cache[ $model_id ] = $model->to_array();
-		}
-
-		return $this->model_cache[ $model_id ][ $new_key ] ?? null;
-	}
-
-	/**
-	 * Ensures the map of old-to-new settings is initialized.
-	 *
-	 * This method initializes the `key_to_model` array lazily to improve performance.
-	 *
-	 * @return void
-	 */
-	protected function ensure_map_initialized() : void {
-		if ( $this->key_to_model === null ) {
-			$this->initialize_key_map();
-		}
-	}
-
-	/**
-	 * Initializes the indexed map of old-to-new settings keys.
-	 *
-	 * This method processes the provided settings maps and indexes the legacy
-	 * keys to their corresponding metadata for efficient lookup.
-	 *
-	 * @return void
-	 */
-	protected function initialize_key_map() : void {
-		$this->key_to_model = array();
-
-		foreach ( $this->settings_map as $settings_map_instance ) {
-			foreach ( $settings_map_instance->get_map() as $old_key => $new_key ) {
-				$this->key_to_model[ $old_key ] = array(
-					'new_key' => $new_key,
-					'model'   => $settings_map_instance->get_model(),
-				);
-			}
-		}
-	}
-}
diff --git a/modules/ppcp-settings/src/Compat/StylingSettingsMapHelper.php b/modules/ppcp-settings/src/Compat/StylingSettingsMapHelper.php
deleted file mode 100644
index fc5a87fd9..000000000
--- a/modules/ppcp-settings/src/Compat/StylingSettingsMapHelper.php
+++ /dev/null
@@ -1,131 +0,0 @@
-<?php
-/**
- * A helper for mapping the old/new styling settings.
- *
- * @package WooCommerce\PayPalCommerce\Settings\Compat
- */
-
-declare(strict_types=1);
-
-namespace WooCommerce\PayPalCommerce\Settings\Compat;
-
-use WooCommerce\PayPalCommerce\Settings\Data\StylingSettings;
-
-/**
- * A map of old to new styling settings.
- *
- * @psalm-import-type newSettingsKey from SettingsMap
- * @psalm-import-type oldSettingsKey from SettingsMap
- */
-class StylingSettingsMapHelper {
-
-	/**
-	 * The constructor.
-	 *
-	 * @param StylingSettings $model The styling settings model.
-	 */
-	public function __construct( StylingSettings $model ) {
-		$this->model = $model;
-	}
-
-	/**
-	 * Maps old setting keys to new setting style names.
-	 *
-	 * The `StylingSettings` class stores settings as `LocationStylingDTO` objects.
-	 * This method creates a mapping from old setting keys to the corresponding style names.
-	 *
-	 * Example:
-	 * 'button_product_layout' => 'layout'
-	 *
-	 * This mapping will allow to retrieve the correct style value
-	 * from a `LocationStylingDTO` object by dynamically accessing its properties.
-	 *
-	 * @psalm-return array<oldSettingsKey, newSettingsKey>
-	 */
-	public function map(): array {
-
-		$mapped_settings = array();
-
-		foreach ( $this->locations_map() as $old_location_name => $new_location_name ) {
-			foreach ( $this->styles() as $style ) {
-				$old_styling_key                     = $this->get_old_styling_setting_key( $old_location_name, $style );
-				$mapped_settings[ $old_styling_key ] = $style;
-			}
-		}
-
-		return $mapped_settings;
-	}
-
-	/**
-	 * Retrieves the value of a mapped key from the new settings.
-	 *
-	 * @param string $old_key The key from the legacy settings.
-	 *
-	 * @return mixed|null The value of the mapped setting, or null if not found.
-	 */
-	public function mapped_value( string $old_key ) {
-		foreach ( $this->locations_map() as $old_location_name => $new_location_name ) {
-			foreach ( $this->styles() as $style ) {
-				if ( $old_key !== $this->get_old_styling_setting_key( $old_location_name, $style ) ) {
-					continue;
-				}
-
-				$method = "get_{$new_location_name}";
-
-				if ( ! method_exists( $this->model, $method ) ) {
-					return null;
-				}
-
-				$location_settings = $this->model->$method();
-
-				return $location_settings->$style ?? null;
-			}
-		}
-
-		return null;
-	}
-
-	/**
-	 * Returns a mapping of old button location names to new settings location names.
-	 *
-	 * @return string[] The mapping of old location names to new location names.
-	 */
-	protected function locations_map(): array {
-		return array(
-			'product'                => 'product',
-			'cart'                   => 'cart',
-			'checkout'               => 'classic_checkout',
-			'mini-cart'              => 'mini_cart',
-			'checkout-block-express' => 'express_checkout',
-		);
-	}
-
-	/**
-	 * Returns the available style names.
-	 *
-	 * @return string[] The list of available style names.
-	 */
-	protected function styles(): array {
-		return array(
-			'enabled',
-			'methods',
-			'shape',
-			'label',
-			'color',
-			'layout',
-			'tagline',
-		);
-	}
-
-	/**
-	 * Returns the old styling setting key name based on provided location and style names.
-	 *
-	 * @param string $location The location name.
-	 * @param string $style    The style name.
-	 * @return string The old styling setting key name.
-	 */
-	protected function get_old_styling_setting_key( string $location, string $style ): string {
-		$location_setting_name_part = $location === 'checkout' ? '' : "_{$location}";
-		return "button{$location_setting_name_part}_{$style}";
-	}
-}