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Guides from the NOC

Written from running the hardware — what breaks, why, and the command that fixes it.

153 posts matching “rdp” · Clear

WordPress WordPress Settings Not Saving? Fix the max_input_vars Limit

WordPress page builder or WooCommerce settings not saving fully? Learn how the PHP max_input_vars limit silently drops form fields and how to raise it.

16 July 2026 · 6 min · 13 views
WordPress WordPress "There Has Been a Critical Error": Causes and the Fix

Seeing 'There has been a critical error on this website' in WordPress? Learn why it happens and fix it step by step, even if wp-admin is locked out too.

16 July 2026 · 5 min · 14 views
WordPress LiteSpeed Cache Setup Guide: Get WordPress Configured Right

Configure the LiteSpeed Cache plugin correctly - cache rules, ESI, object cache, and fixes for stale cache and broken carts after activation.

16 July 2026 · 6 min · 19 views
WordPress WordPress Database Bloat: How to Clean It Up Safely

Bloated WordPress database slowing down wp-admin and backups? Learn how to safely clean up revisions, transients, and autoloaded options with WP-CLI.

15 July 2026 · 5 min · 10 views
WordPress WordPress Heartbeat API Eating CPU? Here's How to Fix It

admin-ajax.php spiking your server's CPU every 15-60 seconds? Learn what the WordPress Heartbeat API does and how to safely throttle or disable it.

15 July 2026 · 5 min · 4 views
WordPress Disable XML-RPC in WordPress: Stop Brute-Force Attacks

XML-RPC brute-force attacks spiking your CPU? Learn how to confirm the attack in your logs and disable xmlrpc.php safely in cPanel, WordPress, or Cloudflare.

15 July 2026 · 5 min · 11 views
WordPress WordPress Multisite Setup: Subdomains, Subdirectories & Fixes

Set up WordPress Multisite correctly: subdomain vs subdirectory, wp-config edits, wildcard DNS, and fixes for the errors that show up after network activation.

14 July 2026 · 5 min · 7 views
WordPress WordPress "Maximum Execution Time Exceeded" Error: The Fix

Getting 'Fatal error: Maximum execution time exceeded' in WordPress? Learn why PHP times out mid-request and how to fix it safely in cPanel or via WP-CLI.

14 July 2026 · 6 min · 12 views
WordPress How to Install WordPress in cPanel with Softaculous

Step-by-step guide to installing WordPress in cPanel using Softaculous, plus fixes for the install errors that show up right after - DB errors, 500s, permiss...

14 July 2026 · 6 min · 17 views
WordPress How to Create a WordPress Staging Site in cPanel

Learn how to create a WordPress staging site in cPanel to test plugins, themes, and updates safely before pushing changes to your live site.

14 July 2026 · 5 min · 11 views
WordPress Locked Out of WordPress? Reset Your Admin Password Fast

Locked out of wp-admin and the reset email never arrives? Learn how to reset your WordPress admin password safely through phpMyAdmin in cPanel.

14 July 2026 · 5 min · 17 views
WordPress WordPress REST API Blocked? Fix 403/401 Errors Fast

Elementor stuck loading or forms not sending? Learn why the WordPress REST API returns 403 or 401 errors and how to fix it in cPanel, step by step.

14 July 2026 · 5 min · 18 views
VPS Redis Object Cache for WordPress on a VPS: Setup Guide

WordPress slow for logged-in users despite page caching? Set up Redis object cache on your VPS the right way, and fix the common connection issues.

14 July 2026 · 6 min · 13 views
WordPress WordPress Hacked? How to Clean Up and Recover Safely

WordPress site hacked or redirecting to spam? Learn how to confirm it, clean infected files and database, and recover safely step by step.

13 July 2026 · 6 min · 6 views
WordPress WordPress Permalinks Broken: Fix 404 Errors on All Pages

Every page but the homepage throwing a 404 in WordPress? Learn why permalinks break after migration or a server change, and fix it for good.

13 July 2026 · 5 min · 7 views
WordPress WordPress Media Upload Errors: Fix File Size & Permissions

Image or file uploads failing in WordPress with an HTTP error? Learn the real causes - PHP limits, folder permissions, mod_security - and fix each one.

13 July 2026 · 7 min · 23 views
WordPress WordPress Not Sending Emails? Fix It with SMTP

Contact form or password reset emails not arriving from WordPress? Learn why PHP mail() fails and how to fix it properly using SMTP, step by step.

13 July 2026 · 6 min · 10 views
WordPress Zero-Downtime WordPress Migration to Getwebup

Move your WordPress site to Getwebup without any downtime. Step-by-step DNS, file, database and email migration plan that keeps visitors online throughout.

13 July 2026 · 8 min · 14 views
WordPress Speed Up a Slow WordPress Site: A Practical Checklist

Slow WordPress site on cPanel hosting? Find the real causes - bloated plugins, no caching, unoptimized images - and fix them with this practical checklist.

12 July 2026 · 5 min · 6 views
WordPress WordPress Security Hardening: A Practical Checklist

Lock down your WordPress site: strong auth, login limits, file permissions, disabled editors, and backups. A practical hardening checklist that actually helps.

12 July 2026 · 5 min · 11 views
WordPress WordPress White Screen of Death: Causes and the Fix

Blank white page instead of your WordPress site? Find the exact PHP error, isolate the plugin or theme causing it, and get your site back online.

11 July 2026 · 5 min · 7 views
WordPress Fix 'Error Establishing a Database Connection' in WordPress

Seeing 'Error establishing a database connection' in WordPress? Diagnose wp-config.php, restart MySQL and repair the database with step-by-step cPanel fixes.

11 July 2026 · 6 min · 25 views
VPS Nginx FastCGI Cache Setup: Speed Up PHP Sites Without Varnish

Skip the extra Varnish daemon. Set up Nginx's built-in FastCGI cache to speed up PHP-FPM sites on your VPS, with safe rules for logged-in users and carts.

28 August 2026 · 6 min · 8 views
WordPress GST-Compliant Invoices in WooCommerce: GSTIN & HSN Setup

Learn how to add GSTIN, HSN/SAC codes, and CGST/SGST/IGST splits to WooCommerce invoices so every order generates a legally compliant GST tax invoice.

24 August 2026 · 6 min · 22 views