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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.
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
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.
Web server users and file permissions: www-data, nginx, nobody and suEXEC
Which Linux user your web server and PHP run as, how that decides what they can read and write, safe ownership and permission patterns for websites, and how hosting panels isolate users.
Point your domain to MdmHost: change nameservers at GoDaddy, Namecheap, Name.com and more
Update your domain's nameservers at GoDaddy, Namecheap, Name.com, Dynadot, 123 Reg or LogicBoxes registrars so your domain loads your MdmHost hosting.
Delete, insert and reorder UFW rules safely
List UFW rules by number, delete them by number or by rule text, insert a rule at a set position and reset UFW without cutting off your own SSH session.
DNS failover between servers or clouds explained
How DNS failover works with health checks and low TTLs, how it compares with floating IPs and load balancers, setting it up across two servers or providers, and its limits.
How to change a customer's cPanel password in WHM
Reset a customer's cPanel password from WHM with Password Modification, choose whether MySQL passwords change too, and share the new login securely.
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.
OpenVZ and Virtuozzo explained: container-based VPS
How OpenVZ and Virtuozzo containers work, what OpenVZ 6 vs 7 changed, the limits of a shared kernel for Docker, VPNs and swap, and how to check and live with an OpenVZ VPS.
Add and format a new disk in Windows Server Disk Management
Bring a new disk online on your Windows Server VPS: initialise it as GPT, create a volume, format it as NTFS and assign a drive letter, in Disk Management or PowerShell.
Deploy from GitHub Actions to your VPS over SSH
Create a dedicated deploy user, store its SSH key as a GitHub secret and run a workflow that ships your code to the VPS on every push.
Free up disk space used by WordPress
Find out what fills your hosting disk and clean it safely: old backups, cache and log files, unused media and image sizes, staging copies and email in the same account.
Create PostgreSQL users, roles and databases
Create a PostgreSQL login role and a database for your application, set a password, grant the right privileges on the database and schema, and manage ownership.
Nginx rate limiting with limit_req and limit_conn
Protect login pages, APIs and the whole site from floods with Nginx rate limiting: zones, burst and nodelay, connection limits, whitelisting and testing with real requests.
Set correct WordPress file permissions and ownership
Fix WordPress file permissions on cPanel hosting: the right values for folders, files and wp-config.php, how to apply them in File Manager or SSH, and why 777 is unsafe.
Redirect www to non-www (or the reverse) in Nginx
Pick one hostname for your site and send every other version to it with a clean 301 redirect in Nginx, keeping HTTPS and the full request path.
Grow the disk on a Linux VPS after an upgrade (growpart and resize2fs)
After your VPS disk is enlarged, extend the partition and filesystem to use the new space: check with lsblk, run growpart, then resize2fs or xfs_growfs, including LVM setups.
Single sign-on from WHMCS to cPanel, webmail and other panels
Let clients open cPanel, webmail, Plesk or Virtualizor from the WHMCS client area without passwords, configure the required API permissions and fix SSO failures.
Use the Plesk Migrator to move sites from cPanel
Connect your cPanel source server to the Plesk Migrator extension and copy domains, mail, databases and SSL certificates onto a Linux VPS, then verify before you switch DNS.
Wildcard vs SAN (multi-domain) SSL certificates explained
How wildcard and SAN multi-domain SSL certificates work, what each one covers, their limits and security trade-offs, and how to choose between them for subdomains and many sites.
Moving a website to a new host: how migration works and how to avoid downtime
How a website migration works from start to finish: what has to move, the order of steps, testing before DNS changes, email migration and the cut-over without downtime.
Serve static files fast with Nginx: sendfile, open_file_cache and caching headers
Tune how Nginx serves images, CSS, JS and downloads: sendfile, tcp_nopush, open_file_cache, expires and Cache-Control, precompressed files, large downloads and avoiding needless logging.
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