Step-by-step help for your hosting

• Fix common Node.js errors: EADDRINUSE, 503, out of memory, module not found

  Fix the Node.js errors hosting customers see most: port already in use (EADDRINUSE), 503 on cPanel, JavaScript heap out of memory and Cannot find module.

  IntermediatecPanel hosting and Linux VPS3 min read

• Next.js static export: host a Next.js site on any web hosting

  Turn a Next.js app into plain HTML, CSS and JS with output: export, upload the out folder to public_html and fix routing, images and trailing slashes.

  BeginnercPanel hosting2 min read

• LiteSpeed logs and Real-Time Stats: monitor your web server (root guide)

  Read LiteSpeed error, access and stderr logs and use WebAdmin Real-Time Stats as root to find busy sites, slow PHP, throttled clients and configuration errors.

  AdvancedcPanel server with LiteSpeed (root)2 min read

• CloudLinux hardened PHP explained: are old PHP versions safe?

  What CloudLinux hardened PHP (alt-php) is, how it backports security fixes to end-of-life PHP versions, its limits, and why you should still plan an upgrade.

  IntermediatecPanel hosting with CloudLinux2 min read

• Install Moodle with Softaculous for online courses

  Set up a Moodle learning platform on cPanel hosting with Softaculous: requirements, data folder, cron, email and the first course, plus when a school needs a bigger plan.

  IntermediatecPanel hosting2 min read

• Edit Softaculous installation details: admin login, paths and settings

  Keep a Softaculous installation's details accurate after changes: update the admin username for one-click login, fix paths after a move, and change backup and update options.

  BeginnercPanel hosting2 min read

• Why is my IP blocked? How to find out and get unblocked

  Recognise the signs of a firewall block on cPanel hosting, find your public IP, learn the usual causes such as wrong mail passwords, and get unblocked quickly.

  BeginnercPanel hosting2 min read

• What is a firewall? Network, host and web application firewalls explained

  Learn what a firewall does, how network, host-based and web application firewalls (WAF) differ, and which ones protect a cPanel server, VPS or website.

  BeginnerAll hosting and VPS3 min read

• Open and close ports in CSF (TCP_IN, TCP_OUT, UDP_IN, UDP_OUT)

  Edit the CSF port lists to open a port for a new service, close ports you do not use, and restrict a port such as SSH to trusted IPs on a cPanel/WHM server.

  IntermediateWHM (root)2 min read

• Website error codes explained: 403, 404, 500, 502, 503 and 504

  What each common HTTP error code means, the usual cause on cPanel hosting or a VPS, and the first thing to check to get your website back online.

  BeginnercPanel hosting3 min read

• Website down? A step-by-step troubleshooting checklist

  A calm, ordered checklist for when your website stops loading: is it just you, domain and DNS, SSL, error codes, resource limits, disk space and recent changes.

  BeginnercPanel hosting2 min read

• How to read server logs to troubleshoot your website

  Where to find web, PHP, mail, database and system logs on cPanel hosting and a Linux VPS, and how to search them quickly to find the cause of an error.

  IntermediatecPanel hosting and Linux VPS2 min read

• Troubleshoot .htaccess problems: 500 errors, loops and ignored rules

  Find and fix broken .htaccess files on cPanel and LiteSpeed hosting: syntax 500 errors, redirect loops, rules that do nothing and conflicts between plugins.

  IntermediatecPanel hosting2 min read

• FTP connection failed? Fix FileZilla and FTP login errors

  Fix FTP errors such as "530 Login authentication failed", connection timeouts and "Failed to retrieve directory listing" when connecting to cPanel hosting.

  BeginnercPanel hosting2 min read

• FTP vs SFTP vs FTPS explained: which file transfer method should you use?

  The differences between plain FTP, FTPS and SFTP, which ports and logins each uses on cPanel hosting, how they compare to File Manager and Web Disk, and which is safest.

  BeginnercPanel hosting2 min read

• Fix "503 Service Unavailable" on LiteSpeed hosting

  Find and fix 503 Service Unavailable errors on LiteSpeed cPanel hosting: PHP processes failing to start, resource limits, crashed PHP extensions, and timeouts in long scripts.

  IntermediatecPanel hosting with LiteSpeed2 min read

• Install Nextcloud with Softaculous for private file sharing

  Set up your own Nextcloud for file sync and sharing on cPanel hosting with Softaculous: install options, data folder outside the web root, background jobs, apps and limits.

  IntermediatecPanel hosting2 min read

• WordPress hosting vs regular web hosting: what is the difference?

  What "WordPress hosting" usually adds over standard cPanel hosting: caching, WordPress management tools, security and updates, and how to judge whether you need it.

  BeginnerEveryone2 min read

• What is reseller hosting and how does it work?

  How reseller hosting works: WHM and separate cPanel accounts, white-label branding, who does what between you and the host, how resellers earn, and who it suits best.

  BeginnerReseller hosting2 min read

• Hosting resource limits explained: storage, bandwidth, inodes, CPU, RAM and entry processes

  What each hosting limit really measures, what happens when you reach it, and how to tell whether you need optimisation or a bigger plan. Includes 'unlimited' claims.

  BeginnercPanel hosting2 min read

Browse by topic

• Getting startedYour first hour with a new server: access, logins and basics.83 guides
• cPanelFiles, databases, email, domains and every cPanel tool, step by step.67 guides
• WHM & resellingWHM, packages, reseller accounts, WHMReseller and running a hosting brand.53 guides
• WordPressInstall, secure, speed up, migrate and fix WordPress sites.49 guides
• Email & webmailMailboxes, webmail, forwarders, spam filters and email delivery.67 guides
• DomainsRegistering, transferring and managing domains and nameservers.27 guides
• SSL certificatesFree AutoSSL, Let's Encrypt, paid certificates and HTTPS.41 guides
• CloudLinuxCloudLinux setup and use: LVE limits, CloudLinux Manager, CageFS and PHP/Node.js selectors.31 guides
• LiteSpeedLiteSpeed Web Server, LSCache and the LiteSpeed Cache plugin: install, settings and tuning.35 guides
• Imunify360Malware scanning, firewall and proactive defence with Imunify360.24 guides
• SoftaculousInstall, update, clone and back up apps with Softaculous.24 guides
• WP SquaredcPanel's WordPress platform: sites, plugins, staging and backups.9 guides
• SitePadBuild and publish websites with the SitePad builder.9 guides
• SitejetDesign, edit and publish sites with the Sitejet builder.9 guides
• WHMResellerAlpha and master resellers with WHMReseller: install, setup and use.12 guides
• VirtFusionInstall, set up and manage VirtFusion: hypervisors, packages, servers and WHMCS integration.28 guides
• VirtualizorManage your VPS with Virtualizor: power, OS reinstall, VNC, IPs and backups.44 guides
• PleskWebsites, email, databases and settings in the Plesk panel.53 guides
• DirectAdminUsers, domains, email and reseller tools in DirectAdmin.41 guides
• WHMCSBilling, automation, products and client management with WHMCS.52 guides
• Control panelscPanel & WHM, Plesk, DirectAdmin and other panels on your VPS.107 guides
• SecurityKeys, passwords, firewalls and keeping a server patched.138 guides
• Networking & DNSIP addresses, reverse DNS, ports and traffic.72 guides
• Websites & appsWeb servers, WordPress, PHP, Node.js, SSL and app hosting.83 guides
• DatabasesMySQL, MariaDB, PostgreSQL, Redis and MongoDB on a VPS.80 guides
• Billing & accountInvoices, renewals, the client area and your account.9 guides
• TroubleshootingWhen something is not working: checks and fixes.127 guides
• Linux VPSSSH, packages, services and everyday Linux administration.265 guides
• Windows VPS & RDPRemote Desktop, Windows Server settings and Admin RDP tips.73 guides
• Docker & DevOpsContainers, Git deploys, automation, monitoring and backups.82 guides