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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- 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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- 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
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- 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
First steps after your Linux VPS is ready (SSH, updates, firewall)
Log in over SSH, change the root password, install updates, add a sudo user and switch on a firewall without locking yourself out.
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.
Explore all guides
A fresh mix every day. Pick a topic above to narrow it down.
Change the PHP version per domain with cPanel MultiPHP Manager
Set a different PHP version for each domain in cPanel MultiPHP Manager, check compatibility before upgrading, and know when to use Select PHP Version instead.
Use Fail2ban with firewalld or nftables ban actions
Make Fail2ban put its bans into the firewall your server really uses. Set banaction to firewalld rich rules or nftables, check the distribution defaults and confirm bans in the live ruleset.
Fix 502 Bad Gateway errors with Nginx and PHP-FPM
Diagnose 502 Bad Gateway on PHP sites: PHP-FPM down or crashing, wrong socket path or permissions, exhausted workers, oversized headers and upstream timeouts.
Update Virtualizor and maintain your VPS host nodes
Update the Virtualizor panel and its nodes, apply OS and kernel updates safely, plan maintenance windows, notify customers and check that virtual machines come back.
How to migrate cPanel accounts to DirectAdmin
Move cPanel accounts into DirectAdmin with the built-in migration tool, then verify MySQL databases, mailboxes and file ownership on your Linux VPS.
Create a VPS server manually in the VirtFusion admin area
Create a VirtFusion server by hand: choose the owner, package and hypervisor group, assign IPs, build it with an OS template and hand the login details to the customer.
Domain security explained: registrar lock, DNSSEC and account protection
How domains get hijacked and the layers that stop it: registrar lock, registry lock, DNSSEC, strong account security, accurate contact data and auto-renewal.
How to fix a 504 Gateway Timeout error
A 504 Gateway Timeout means a proxy waited too long for the server behind it. Learn the causes on shared hosting, CDNs and VPS servers, and how to make slow requests finish.
Install an app with Softaculous in cPanel (WordPress, Joomla, PrestaShop and more)
Install WordPress or any of hundreds of apps in one click with Softaculous in cPanel: choose the domain and folder, admin details, plugins and backup options.
IPv4 vs IPv6 explained
A plain explanation of IPv4 and IPv6 addresses, why IPv6 exists, how to read your server's address, and what each means when you connect to a VPS or point a domain at it.
Fix 500 Internal Server Error for PHP sites on a VPS
Track down a PHP 500 Internal Server Error on your own Nginx or Apache server: read the right logs, then fix fatal errors, permissions, .htaccess, FPM and SELinux causes.
Run Docker containers with the Plesk Docker extension
Install the Docker extension in Plesk, run containers from Docker Hub, map ports and volumes, set environment variables and proxy a container to a domain with HTTPS.
VPS security for traders
Keep your trading VPS safe: one login per person, investor passwords for sharing, 2FA where offered, a locked-down RDP and careful installs.
Install KVM on AlmaLinux or Rocky Linux
Install KVM on AlmaLinux or Rocky Linux 8/9: check virtualization support, install the virtualization host packages, start libvirt's modular daemons, create a bridge with nmcli and use Cockpit.
File upload blocked or deleted by Imunify360? Here is why
Why Imunify360 blocks or removes files right after upload via FTP, File Manager or WordPress, how to confirm it was a malware detection, and what to do next.
Docker Compose file explained: services, volumes, networks and ports
A line-by-line walk through docker-compose.yml: what services, volumes, networks, ports and depends_on do, with a working example stack you can run on a Linux VPS.
JetBackup 5: restore DNS, cron jobs, SSL or a full account, and download backups
Go beyond files: use JetBackup 5 in cPanel to restore DNS zones, cron jobs, SSL certificates or the full account, and download complete backups to your computer.
Web server access log formats: combined, custom and JSON logs
Read every field of the combined log format, add response time and upstream timing, switch to JSON logs, and use one-line commands to find top IPs, slow URLs and errors.
CloudLinux PHP Selector vs cPanel MultiPHP Manager: which one to use
The difference between CloudLinux Select PHP Version and cPanel MultiPHP Manager, which one controls your site's PHP on MdmHost, and how to avoid conflicts.
Share local drives with your server over Remote Desktop
Make your PC's drives or a single folder appear inside your Remote Desktop session through drive redirection and \\tsclient, with notes on speed and security.
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