Tips on Customizing VK Blocks

How to Hide VK Blocks Admin Menus

function plt_hide_vk_blocks_menus() {
	//Hide the "Plugins → Install Plugins" menu.
	remove_submenu_page('plugins.php', 'tgmpa-install-plugins');
	//Hide the "Settings → VK Blocks" menu.
	remove_submenu_page('options-general.php', 'vk_blocks_options');
}

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

Where do I put this code?

How to Hide the "Vektor WordPress Information" Dashboard Widget

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

	//Remove the "Vektor WordPress Information" widget.
	remove_meta_box('vk_dashboard_widget', 'dashboard', 'normal');
}

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