terrytsang

<?php
//below code snippet is to be added to WordPress theme functions.php file

//option 1: remove the WordPress admin bar for all users
add_filter('show_admin_bar', '__return_false');

//option 2: hide the WordPress admin for everyone except users with administrator privileges
add_action('after_setup_theme', 'remove_admin_bar');

function remove_admin_bar() {

terrytsang

To access the functions.php file through your WordPress Admin interface, follow these steps:

Step 1: Log in to the WordPress Admin interface.

Step 2: In the left sidebar, hover over "Appearances", then click "Theme Editor" (recommended to use child theme).

Step 3: In the right sidebar, click functions.php and you can the code snippet at the bottom of the file.

Step 4: Click "Save" to apply the changes.

terrytsang

<?php
//add this code snippet to the wp-config.php file to increase your memory limit to 100MB
	
define('WP_MEMORY_LIMIT', '100M');

terrytsang

<?php
//add below code into wp-config.php

define('EMPTY_TRASH_DAYS', 1 ); //Integer is the amount of days

terrytsang

<?php
//below code should be added into your wp-config.php file

//Example 1: autosave every 30 seconds
define('AUTOSAVE_INTERVAL', 60); //autosave every 60 seconds

//Example 2: autosave every 5 minutes
define('AUTOSAVE_INTERVAL', 300);

terrytsang

<?php
//below code snippet is to be added to WordPress theme functions.php file

//enable SVG upload
function tt_enable_svg_upload( $mimes ) {
  //Only admin can upload SVG file
  if ( !current_user_can( 'administrator' ) ) {
    return $mimes;
  }
  

terrytsang

<?php
//add this code into functions.php to disable search

function tt_filter_query( $query, $error = true ) {
	if ( is_search() & !is_admin()) {
		$query->is_search = false;
		$query->query_vars['s'] = false;
		$query->query['s'] = false;
		
		// to error

terrytsang

<?php
//add this code into functions.php to disable search

function tt_filter_query( $query, $error = true ) {
	if ( is_search() & !is_admin()) {
		$query->is_search = false;
		$query->query_vars['s'] = false;
		$query->query['s'] = false;
		
		// to error

terrytsang

<?php
//add this code into your theme functions.php file

//step 1: change the admin login logo to the uploaded media image file
if ( !function_exists('tt_wp_admin_login_logo') ) :

    function tt_wp_admin_login_logo() { ?>
        <style type="text/css">
            body.login div#login h1 a {
                background-image: url('https://www.yoursite.com/wp-content/uploads/2022/09/your-logo.jpg');

terrytsang

<?php
//add this code into theme functions.php file

function tt_custom_footer_admin () { 
  echo 'Powered by <a href="https://wordpress.org" target="_blank">WordPress</a> and Made by <a href="https://terrytsang.com" target="_blank">Terry Tsang</a>.';
} 

add_filter('admin_footer_text', 'tt_custom_footer_admin');