Devise\Support\Config\SettingsManager::remove PHP Метод

    public function remove(array $settings)
    {
        $overrides = array_merge_values(require $this->overridesFile);
        foreach ($settings as $setting) {
            unset($overrides[$setting]);
        }
        $contents = $this->varExport($overrides);
        $this->files->put($this->overridesFile, $contents);
    }