cPanel
How to log in to cPanel (MdmHost dashboard, URL and port 2083)
All the ways to open your cPanel account: one click from the MdmHost dashboard, the direct cPanel URL on port 2083, and what to do when the login fails.
MdmHost guides
Step-by-step help for your hosting
1,794 practical guides for cPanel, Plesk and DirectAdmin, Linux and Windows servers, websites, databases, DNS and security, from your first login to troubleshooting.
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- 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
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- WordPressInstall, secure, speed up, migrate and fix WordPress sites.49 guides
- Email & webmailMailboxes, webmail, forwarders, spam filters and email delivery.67 guides
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- 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
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- WP SquaredcPanel's WordPress platform: sites, plugins, staging and backups.9 guides
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- WHMResellerAlpha and master resellers with WHMReseller: install, setup and use.12 guides
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- 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
Popular guides
Windows VPS & RDP
Keep apps running 24/7 on your RDP
Disconnect instead of signing out, check session time limits and power settings, and make programs start again after a restart.
Windows VPS & RDP
Connect to your Admin RDP from Windows, Mac and phone
Find your login details, then connect to your Admin RDP or Windows VPS with the free Remote Desktop clients for Windows, macOS, iPhone and Android.
Troubleshooting
Fix "Remote Desktop can't connect to the remote computer"
Check the server is running, test the RDP port, rule out network blocks and repair Remote Desktop settings from the browser console.
Getting started
Set up a private remote work desktop on Admin RDP
Secure your Admin RDP, install everyday apps, personalise it, and learn when to disconnect versus sign out so your work keeps running.
cPanel
Restore files and folders from JetBackup 5 in cPanel
Restore deleted or broken website files from MdmHost's daily JetBackup 5 snapshots in cPanel: pick a date, choose files or folders, and restore or download them.
Explore all guides
A fresh mix every day. Pick a topic above to narrow it down.
Add a user to a group in Linux
Add an existing Linux user to a group with usermod -aG or gpasswd, check the result with id, understand why a new login is needed, and remove a user from a group.
Enable automatic security updates on a Linux VPS
Configure unattended-upgrades on Ubuntu/Debian and dnf-automatic on AlmaLinux/Rocky to install security patches automatically, with email reports and reboot control.
Sell email-only hosting with a WHM reseller account
Create an email-only hosting product in WHM: a package with mailbox limits, a feature list without website tools, DNS and MX setup, and what to tell customers.
Fix MySQL Socket Error: Can't Connect to Local Server
ERROR 2002 means the MySQL client could not reach the server over its Unix socket. Check the service, find the real socket path, and fix the client config.
How domain transfers work: EPP codes, locks and the 60-day rule
Understand what happens during a domain transfer between registrars: unlocking, the EPP authorisation code, approval emails, timing, renewal and what can block it.
Back up and restore a Linux VPS: rsync, tar, mysqldump and snapshots
A practical Linux VPS backup and restore plan: provider snapshots, tar archives, mysqldump, rsync to off-site storage, automation with cron and test restores.
Manage plugins and themes in WP Squared
Install, update, activate and remove WordPress plugins and themes from WP Squared, apply updates across sites and handle a plugin that breaks a site.
See who is logged in and what they are doing (w, who, last)
Check who is logged in to your Linux VPS right now, what they are running, when each user last logged in and which logins failed, then end a session if needed.
Install PrestaShop on cPanel hosting (manual install)
Install PrestaShop manually on cPanel: check PHP version and extensions, create the database, upload and run the installer, secure the admin folder and set up cron and SSL.
Find slow queries in MySQL with the slow query log
Turn on the MySQL slow query log, read it with mysqldumpslow and pt-query-digest, then use EXPLAIN to fix the queries that slow your app down.
Install and secure Redis on a Linux VPS
Install Redis on Ubuntu or AlmaLinux, bind it to localhost, set a password and memory limit, choose persistence and connect it to PHP or WordPress.
Manage Windows Defender Firewall on Windows Server with PowerShell
Create, list, restrict and remove Windows Defender Firewall rules on a Windows VPS using the GUI and PowerShell, including limiting RDP to your IP and logging drops.
Check which SSL certificate is installed and when it expires
Verify an SSL certificate: view issuer, covered names and expiry in the browser, cPanel SSL/TLS Status and the command line, and test the full chain externally.
UFW and IPv6: make sure your rules cover both
Check that UFW filters IPv6 as well as IPv4. Set IPV6=yes, read the (v6) rules in ufw status, allow or deny IPv6 sources and test your server from outside with nmap -6.
What does cloud native mean? Containers, microservices and DevOps
A clear explanation of cloud native: containers, orchestration, microservices, immutable infrastructure, declarative APIs and observability, with honest advice on when a simpler setup is better.
Set up WordPress Multisite on cPanel hosting
Turn a WordPress install into a Multisite network on cPanel: choose subdomains or subfolders, edit wp-config.php and .htaccess, add sites and map custom domains.
Switch between full screen and window in Remote Desktop
Toggle Remote Desktop between full screen and a window with Ctrl+Alt+Break, pin or hide the connection bar, and move quickly between local and remote apps.
Install Docker Engine and Docker Compose on a Linux VPS
Install Docker Engine and the Compose plugin from Docker's official repository on Ubuntu, Debian, AlmaLinux or Rocky, set log limits and run your first container.
Use WHM Mail Delivery Reports to trace email for all your accounts
Find out why messages bounced or were rejected across all your customers' accounts with WHM Mail Delivery Reports: filters, reading results and fixing common failures.
Combining Fail2ban with UFW and firewalld for Layered Defense
Fail2ban bans IPs with its own rules by default. Point its ban actions at UFW or firewalld so every ban lands in the firewall you already manage and audit.
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