WordPress - Remove menus and sub-menus

functions.php

//Remove menus and sub-menus
function remove_menus(){
 
remove_menu_page( 'edit.php' );                                         // Posts
remove_menu_page( 'upload.php' );                                       // Media
remove_menu_page( 'link-manager.php' );                                 // Links
remove_menu_page( 'edit-comments.php' );                                // Comments
remove_menu_page( 'edit.php?post_type=page' );                          // Pages
remove_menu_page( 'plugins.php' );                                      // Plugins
remove_menu_page( 'themes.php' );                                       // Appearance
remove_menu_page( 'users.php' );                                        // Users
remove_menu_page( 'tools.php' );                                        // Tools
remove_menu_page( 'options-general.php' );                              // Settings
 
remove_submenu_page ( 'index.php', 'update-core.php' );                         // Dashboard->Updates
remove_submenu_page ( 'themes.php', 'themes.php' );                             // Appearance-->Themes
remove_submenu_page     ( 'themes.php', 'customize.php' );                      // Aparência -> Personalizar
remove_submenu_page ( 'themes.php', 'widgets.php' );                            // Appearance-->Widgets
remove_submenu_page ( 'themes.php', 'theme-editor.php' );                       // Appearance-->Editor
remove_submenu_page ( 'options-general.php', 'options-general.php' );           // Settings->General
remove_submenu_page ( 'options-general.php', 'options-writing.php' );           // Settings->writing
remove_submenu_page ( 'options-general.php', 'options-reading.php' );           // Settings->Reading
remove_submenu_page ( 'options-general.php', 'options-discussion.php' );        // Settings->Discussion
remove_submenu_page ( 'options-general.php', 'options-media.php' );             // Settings->Media
remove_submenu_page ( 'options-general.php', 'options-privacy.php' );           // Settings->Privacy
 
}
 
if (!current_user_can( 'manage_options' )) {
add_action( 'admin_menu', 'remove_menus' );
}