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
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.
What is WHMCS? Billing and automation for hosting resellers explained
What WHMCS does for a hosting business: client area, automated provisioning with cPanel/WHM, invoicing and payments, domain reselling, support tickets, and how a reseller sets it up.
CloudLinux memory limit (PMEM) errors: causes and fixes
Fix 500 and 503 errors caused by the CloudLinux physical memory limit: find memory faults, tell them apart from PHP memory_limit errors, and reduce memory use.
Create MongoDB Users and Assign Roles
Create MongoDB users with db.createUser, give them built-in or custom roles scoped to one database, and confirm each login with mongosh.
Check DNS records and propagation with cPanel Track DNS and nslookup
Verify that DNS changes have taken effect: use cPanel Track DNS, nslookup and dig to look up A, MX and TXT records, understand TTL and why propagation takes time.
Add security headers in Nginx and Apache: CSP, HSTS, X-Frame-Options and more
Which HTTP security headers matter today, what each one blocks, and copy-ready Nginx and Apache configs, including a safe way to roll out Content-Security-Policy.
Enable PHP extensions and change PHP options in CloudLinux PHP Selector
Turn PHP extensions such as imagick, intl and ionCube on or off and change memory_limit, upload_max_filesize and max_execution_time with CloudLinux PHP Selector.
RDP warning "The identity of the remote computer cannot be verified" explained
Why Remote Desktop warns about a self-signed certificate when you connect to IP:3389, how to check the thumbprint, trust it once, and when the warning is a red flag.
DNS SOA and NS records explained: serial, refresh and delegation
What SOA and NS records do, every SOA field (primary NS, admin email, serial, refresh, retry, expire, negative TTL), delegation and glue, and how to check them with dig.
How recurring billing works in WHMCS: due dates, cycles and invoices
Understand WHMCS recurring billing: registration and next due dates, billing cycles, invoice generation timing, pro-rata billing and why invoices appear when they do.
Securing Windows Server: Hardening the Registry and Services
Reduce the attack surface of a Windows VPS by backing up the registry, applying LSA and SMB hardening, and disabling services you do not use.
RAID levels explained: RAID 0, 1, 5, 6 and 10 for servers
What RAID 0, 1, 5, 6 and 10 do, how much usable space and fault tolerance each gives, hardware vs software RAID, and how to check a Linux mdadm array.
Fix wrong disk quotas on a cPanel server (root guide)
When cPanel shows wrong disk usage or unlimited quotas, enable and repair quotas as root with WHM tools and fixquotas, and understand quotas on XFS and ext4.
Fix grub rescue> and error: unknown filesystem on a Linux VPS
Get a Linux VPS out of the grub rescue prompt: find the boot partition, boot manually with set root and insmod normal, then reinstall GRUB permanently from the system or a rescue ISO.
Install Softaculous on a cPanel & WHM server (root)
Install Softaculous on your own cPanel & WHM VPS or dedicated server as root: licence requirements, ionCube, the install command, and first checks in WHM.
Force HTTPS for a domain in cPanel
Redirect every visitor to HTTPS with the Force HTTPS Redirect toggle on the cPanel Domains page or an.htaccess rule, then avoid redirect loops and mixed content.
Install Proxmox VE on top of an existing Debian server
Install Proxmox VE on a Debian server when you cannot boot the ISO, such as a rented dedicated server: hostname setup, Proxmox repository, kernel, packages and bridge.
Speed up WordPress on MdmHost hosting
A practical checklist to make WordPress load fast on LiteSpeed hosting: caching, PHP version, images, plugins, database clean-up and measuring results.
Run PHP and WordPress with Caddy and PHP-FPM
Serve PHP sites and WordPress from Caddy using the php_fastcgi directive and PHP-FPM, with working permalinks, larger upload limits and wp-config.php kept private.
Port forwarding to KVM VMs on libvirt's NAT network
Expose services in KVM VMs behind libvirt's default NAT network: give VMs fixed DHCP addresses, add iptables or nftables DNAT rules, make them persistent with a libvirt hook and test.
Host a static website (HTML, Hugo, Jekyll, Astro) on cPanel
Publish a static website on cPanel hosting: build it locally, upload the output folder to the document root, set clean URLs, caching headers and HTTPS, and automate with Git.
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