Tech Blog

SSL certificate installed in Plesk but browser still shows 'Not Secure'? Fix mixed content, redirect loops, and HTTPS config issues step by step.

Fix Plesk SSL renewal failures: solve Let's Encrypt errors, DNS validation issues, .htaccess blocks, port 80 problems, and IPv6 misconfigs to restore HTTPS fast.

Exim queue full on cPanel? Step-by-step SSH commands to identify spam sources, remove frozen messages, flush deferred mail, and prevent your queue from filling again.

Learn how to diagnose and permanently fix the cPanel MySQL 'Too Many Connections' error with step-by-step commands for WHM admins.

Fix the cPanel/WHM 550 Sender Verify Failed Exim error fast. Step-by-step diagnosis for WHM admins: callout verification, MX routing, migrations & more.

Step-by-step guide to migrate MySQL and MariaDB databases between servers using mysqldump, rsync binary transfer, and MySQL replication for near-zero downtime migration.

DirectAdmin MySQL or MariaDB not starting after server reboot? Fix every cause: InnoDB log mismatch, port conflicts, file permissions, corrupted tables, lock files, and auto-start configuration.

Plesk mail queue stuck with deferred emails? Fix every cause: port 25 blocked, Amavis/SpamAssassin down, Postfix misconfiguration, IP blacklisting, and how to flush and force-retry the stuck queue.

WHM Transfer Tool failing during cPanel server migration? Fix every error: failed to load package, SSH connection refused, domain already exists, corrupt archive, database migration issues, and transfer timeouts.

Apache pegging your CPU on a DirectAdmin server? Step-by-step diagnosis and fixes for high CPU usage, runaway httpd processes, and server overload.

Roundcube webmail slow or stuck in cPanel? Fix PHP-FPM, Dovecot memory limits, corrupt index files and MySQL cache with these WHM server-side commands.

Fix cPanel 552 5.2.2 mailbox full errors — repair corrupted maildirsize files, increase email and disk quotas in WHM, and prevent future quota incidents.

DNS not resolving after server migration? Step-by-step guide to fix nameserver delegation, A records, TTL caching, and mail DNS records.

cPanel/WHM scheduled backups not running? Fix all causes: disabled backups, disk space issues, cron failures, remote destination errors, MySQL dump failures, and timeout problems.

Fix Plesk email not sending or receiving. Step-by-step guide to diagnose Postfix log errors, restart Amavis, fix SMTP authentication failures, and remove IP blacklistings.

Boost WordPress performance on DirectAdmin by installing Memcached object cache. Step-by-step guide covering installation, PHP extension, WordPress setup, and hit rate verification.

Lost cPanel website data and backups failed? Learn your recovery options, what data can still be retrieved, and how to build a bulletproof backup strategy that never fails again.

Step-by-step guide to installing and configuring JetBackup in WHM/cPanel. Automate multi-account backups, schedule jobs, and restore with one click. Read now.

Lock down your Webmin panel to trusted IPs only. Step-by-step guide to configure IP access control, whitelist your admin IPs, and block unauthorised logins.

Step-by-step guide to migrating from a dedicated server to a cloud VPS without downtime: pre-migration audit, rsync sync, DNS TTL strategy, and post-cutover validation.

Fix the cPanel 'database owner already exists' restore error with step-by-step commands to clear /var/cpanel/databases metadata and orphaned MySQL users.

Step-by-step guide to install and configure Softaculous on DirectAdmin — license activation, plugin registration, reseller and user access setup, WordPress test install, and troubleshooting common errors.

WHM email routing set to Remote instead of Local? Fix mail not delivered, bounce errors, and lost emails on cPanel servers in minutes.

Step-by-step guide to restrict Webmin access by IP address using GUI, miniserv.conf, UFW, and iptables to protect your server panel from unauthorised access.