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
- 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
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.
Migrate from GoDaddy to MdmHost cPanel hosting
Move your website, databases and email from GoDaddy to MdmHost: download a full cPanel backup, restore it, migrate mail and switch DNS with minimal downtime.
Manage invoices in WHMCS: create, edit, add payments and refunds
Create manual invoices in WHMCS, edit items and due dates, record offline payments, apply credit, issue refunds, merge invoices and handle cancelled invoices.
RDP over UDP vs TCP: check and choose the transport
Remote Desktop can carry your session over TCP, UDP or both. Learn how each is used, how to see which one your session runs on, and how to force TCP when UDP misbehaves.
Set up private nameservers with glue records (ns1.yourdomain.com)
Create branded private nameservers like ns1 and ns2.yourdomain.com: register glue records at your registrar, add matching A records, point client domains to them and verify.
Linux file system permissions: ACL vs standard permissions
Standard Unix permissions give a file one owner, one group and one set of bits for everyone else. POSIX ACLs add per-user and per-group rules on top, and this guide shows you how to read, set and debug them.
Linux file permissions explained: chmod, chown and umask
Read Linux permission strings, change them with chmod and chown, set safe permissions for websites and understand umask, setgid and sticky bits.
Domain not resolving? Troubleshoot DNS step by step
Fix DNS_PROBE_FINISHED_NXDOMAIN and "server IP address could not be found" by checking registration, nameservers, A records, propagation and local DNS cache.
LiteSpeed Cache image optimisation: WebP/AVIF, lazy load and settings
Optimise WordPress images with LiteSpeed Cache: request QUIC.cloud optimisation, serve WebP or AVIF, keep originals, lazy-load safely and fix images that do not change.
Apache redirects with.htaccess: HTTPS, www and 301s
Write Apache redirects that work the first time. Force HTTPS, pick www or non-www, move single pages and whole domains with Redirect and RewriteRule, and avoid redirect loops.
Cloud and VPS cost optimisation: right-sizing and saving money
Cut cloud and VPS bills without hurting performance: measure real usage, right-size servers, remove idle resources, use reserved or long-term pricing, optimise storage and bandwidth.
How to use Roundcube webmail on cPanel hosting
Log in to webmail on port 2096, read, write and organise email in Roundcube, manage folders and attachments, and work safely from any browser.
Copy, move and rename files in Linux (cp and mv)
Use cp and mv to copy, move and rename files and folders on a Linux server, keep permissions intact with cp -a, avoid accidental overwrites and rename many files at once.
Install and enable PHP extensions on a Linux VPS
Find which PHP extensions are loaded, install missing ones from packages or PECL for the right PHP version, enable them for PHP-FPM and the CLI, and verify.
Offer free trial hosting accounts safely as a reseller
How to run free trial cPanel accounts on a reseller plan without inviting abuse: limited trial packages, verification, short expiry, outgoing mail limits and conversion steps.
Troubleshoot MySQL Replication Lag and Broken Replicas
Measure MySQL replication lag, read SHOW REPLICA STATUS, clear SQL thread errors and resync a replica that has fallen too far behind to catch up.
How DNS resolves a domain name, step by step
Follow a DNS lookup from your browser through the resolver, root servers, TLD servers and authoritative nameservers, and see where caching and TTL fit in.
Migrate from Webmin or Virtualmin to cPanel
Move websites from a Webmin or Virtualmin server to MdmHost cPanel hosting: back up files, databases and mail, restore them in cPanel and switch DNS without downtime.
Use staging sites in WP Squared
Create a staging copy of a WP Squared site, test updates or redesigns privately, and publish the changes to the live site without breaking orders or content.
Install PHP extensions on cPanel (EasyApache 4 and PECL)
Add PHP extensions such as intl, imagick or redis on a cPanel server with EasyApache 4 packages or the WHM PECL installer, then confirm them with php -m.
Import VMs from VMware ESXi into Proxmox VE
Move virtual machines from VMware to Proxmox: use the built-in ESXi import wizard or convert disks manually with qm importdisk, then fix drivers and networking.
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