Tips on Customizing Bit File Manager – 100% Free & Open Source File Manager and Code Editor for WordPress

How to Hide Bit File Manager Admin Menus

function plt_hide_file_manager_menus() {
	//Hide "Bit File Manager".
	remove_menu_page('file-manager');
	//Hide "Bit File Manager → Home".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#elf_l1_Lw/');
	//Hide "Bit File Manager → Logs".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#/logs');
	//Hide "Bit File Manager → Settings".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#/settings');
	//Hide "Bit File Manager → Permissions".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#/permissions');
	//Hide "Bit File Manager → Support".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#/support');
	//Hide "Bit File Manager → System Information".
	remove_submenu_page('file-manager', 'admin.php?page=file-manager#/system-info');
}

add_action('admin_menu', 'plt_hide_file_manager_menus', 11);

Where do I put this code?

How to Hide the "Bit Apps" Dashboard Widget

function plt_hide_file_manager_dashboard_widgets() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Remove the "Bit Apps" widget.
	remove_meta_box('bitapps_notice', 'dashboard', 'normal');
}

add_action('wp_dashboard_setup', 'plt_hide_file_manager_dashboard_widgets', 20);