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MdmHost guides
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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
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.
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.
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.
Deploy a Django or Flask app on cPanel with Setup Python App
Run a Django or Flask project on cPanel hosting with Setup Python App: create the app, install requirements in the virtualenv, configure passenger_wsgi.py, static files and the database.
Harden a Virtualizor master and its KVM nodes
Secure Virtualizor: restrict admin panel access by IP, enforce 2FA, use SSL, firewall node ports, secure SSH, protect API keys and isolate VPS network traffic.
How to install CyberPanel on Ubuntu or AlmaLinux
Run the CyberPanel installer on a fresh Ubuntu or AlmaLinux VPS, choose OpenLiteSpeed or LiteSpeed Enterprise, and log in to the panel on port 8090.
What to send new hosting customers: a reseller welcome email template
A practical welcome email for new cPanel customers on your reseller plan: login URLs, nameservers, email settings, FTP, SSL and support details, plus what to leave out.
How to fix email 552 errors: message size exceeded or mailbox full
A 552 bounce means the message is too large or the recipient's storage is full. Learn how to tell which, send large files another way and fix your own mailbox quota.
Clone a website to another domain or folder with Softaculous
Copy a Softaculous-managed site to a new domain, subdomain or folder in a few clicks, with database and URLs updated, to move a site or start a new one from a template.
When to use the browser console instead of SSH or RDP
The browser console in your VPS provider's control panel gives you your server's screen in a browser tab. Learn when to use it, such as after a firewall or network mistake, and how to get back to SSH or RDP.
Virtualizor cloud users: let customers create their own VPSs
Set up Virtualizor cloud users with a resource quota so customers can create, resize and delete their own VPSs within limits, and sell cloud resource pools.
Create and manage MySQL databases in Plesk with phpMyAdmin
Create a MySQL or MariaDB database and user in Plesk, open phpMyAdmin, import and export SQL dumps, allow remote access and repair tables.
Auto-start MetaTrader after a reboot
Start your MetaTrader terminals at sign-in with the Startup folder, optionally sign in automatically after a restart, and check everything resumed.
Gmail, Yahoo and Outlook bulk sender requirements explained
What Gmail, Yahoo and Microsoft require from senders since 2024–2025: SPF, DKIM, DMARC, aligned From domains, one-click unsubscribe, spam-rate limits and how to check you comply.
CloudLinux I/O and IOPS limits: why your site is slow during backups and imports
How CloudLinux IO and IOPS limits affect disk-heavy tasks such as backups, imports and image processing, how to spot IO faults in Resource Usage and how to reduce disk load.
Docker Compose override files: separate dev and production configs
Keep one base Compose file and layer per-environment settings with a dev override file and a production file, merged with -f or COMPOSE_FILE.
Move a website from another host to MdmHost cPanel hosting
Plan a website move to MdmHost cPanel without downtime: free migration options, manual copy of files and databases, testing before DNS changes, and the final switch.
How to fix Cloudflare Error 522: Connection timed out
Cloudflare Error 522 means your origin server did not answer Cloudflare in time. Learn the causes, from overloaded servers to dropped packets, and how to fix error 522.
How to change the PHP version with CloudLinux PHP Selector in cPanel
Switch your website to a newer or older PHP version with Select PHP Version in cPanel on CloudLinux, test the site and fix errors after an upgrade.
Remote Desktop mstsc command-line options explained
Learn the mstsc switches that matter, from /v with port 3389 to /admin, /f, /w, /h, /multimon, /public and /edit, and turn them into one-click shortcuts.
Take and roll back Proxmox snapshots for VMs and containers
Use Proxmox snapshots before risky changes: which storage supports them, how to include RAM, roll back or delete them, and why a snapshot is not a backup.
Create product bundles in WHMCS
Combine hosting, domains and add-ons into a single WHMCS bundle with a combined price or discount, control which options customers choose, and promote bundles on your site.
Managing User Groups and Privileges with the sudo and groups Commands
Inspect, create and audit Linux groups, add users correctly, and grant elevated rights through sudo group rules without breaking access.
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