- Created by Documentation, last modified on Apr 09, 2018
Some of the solutions proposed in these articles may not be applicable to your unique issue.
All commands or changes should be reviewed by a qualified Systems Administrator prior to executing.
If you have any questions about the articles listed here, please submit a ticket.
Warning:
Some of the articles that are provided here may include behavior or workarounds that are unsupported.
Accounts
- Account Suspension Versus Bandwidth Limiting and Account Termination
- cPanelID
- cPanel Solo License
- Guide to Reseller Accounts
- How to Log in to Your Server or Account
- How to Create a Demo cPanel Account
- How to Create a WHM Reseller Without An Associated Domain
- How to Rebuild userdata Files
- Problems When You Log Out Of An Account
- What Happens When You Suspend an Account
- Account Creation Errors
- How to Set Up a cPanel, WHM, or Webmail Account for iOS and Android
- Username Restrictions
Backups
cPanel Product
- How to Identify Your Hosting Provider
- Subaccount Initial Password Guide
- cPanel Deprecation Plan
- Tutorial Videos
- How We Determine a Browser Locale
- The cPanel Log Files
- Interface Lock Scripts
- Overselling
- How to Disable the cPanel Store as an SSL Certificate Provider in WHM
- Keyboard Shortcuts in WHM
- Product Versions and the Release Process
- Proxy Subdomains Use the cPanel Service SSL
- TailWatch
- How to Purchase a cPanel License
- The checkallsslcerts Script
- The cPanel Service Daemons
cPanel-Developed Plugins
DNS
Email
- The horde_mysqltosqlite Script
- AutoConfig and Autodiscover
- How to Troubleshoot Horde Data Conversion from MySQL to SQLite
- How to Configure the Exim Outgoing IP Address
- How to Configure Mail Filters
- How to Configure the Apache SpamAssassin Report_Safe Option
- How to Convert mbox Accounts to Maildir
- How to Create a Spam Email Filter
- How to Create Mail Filter Rules For Mailing Lists
- The BlackBerry FastMail Service
- How to Customize the Exim System Filter File
- How to Edit the exim.conf File
- How to Keep your Email Out of the Spam Folder
- How to Log in to the Sent and Spam Mail Folders Directly
- How to Prevent Email Abuse
- How to Prevent Spam with Mail Limiting Features
- How to Set Email Send Limits
- How to Set Up a cPanel Email Account for iOS and Android
- IMAP vs. POP3
- Scan Outgoing Mail
- How to Rebuild the Roundcube Database
- The Removal of cgiemail and cgiecho
FTP
General Systems Administration
- Best Practices for cPanel Virtualization Templates
- Configure or Disable PHP-FPM with User Pools for EasyApache 4
- Getting Started with Linux Commands
- Guide to Ruby Installations
- How to Access the Command Line
- How to Build and Install Custom RPMs
- How to Clean Unmanaged Log Files
- How to Configure Your Firewall for cPanel Services
- How to Create Custom Jailed Shell Mounts
- How to Disable Network Manager
- How to Disable Prelinking
- How to Fix Quotas
- How to Manage your Hard Drive Space
- How to Manually Transfer an Account Between Servers
- How to Purchase a KernelCare License
- How to Reset SSL Certificates for cPanel Services
- How to Restart Services
- How to Run the traceroute and ping Commands
- How to Set or Unset RPM Management
- How to Transfer Accounts and Configurations Between cPanel Servers
- How to Troubleshoot High Disk IO Problems
- How to Update Your System
- How Your Server Handles Domains and Virtual Hosts
- Process Restart Exclusion
- Proxy Subdomains Explanation
- Release Notes for Legacy cPanel Versions
- RPM Installation Failures
- The scl Utility
- What is Domain TLS
Important Notices
- 11.46 FrontPage Update Blocker
- cPanel PHP Upgrade 5.4 to 5.6
- CVE-2015-0235 GHOST
- CVE-2016-1238 Perl
- CVE-2016-1531 Exim
- CVE-2016-3714 ImageMagick
- CVE-2016-5387 HTTPOXY
- CVE-2016-6662 MySQL
- CVE-2016-9963 Exim
- CVE-2017-16943 and CVE-2017-16944 Exim
- CVE-2017-1000369 Exim - Stack Clash
- Determine Your System's Status
- Meltdown - CVE-2017-5753 CVE-2017-5715 CVE-2017-5754
Q&A with cPanel Support
Security
- cPHulk Management on the Command Line
- Download Security
- How to Adjust Cipher Protocols
- How to Configure MySQL SSL Connections
- How to Create a ModSecurity Vendor
- How to Create a Report Receiver API for the ModSecurity Rule Reports
- How to Determine Password Strength
- How to Harden PHP
- How to Harden Your cPanel System's Kernel
- How to Manually Remove the cPanel-Provided Hardened Kernel
- How to Prevent cPanel Users from Creating Certain Domains
- How to Reset a cPanel Account Password
- How to Reset a cPanel Subaccount Password
- How to Troubleshoot Jailshell Problems on a Virtuozzo or OpenVZ VPS
- More about TLS and SSL
- OWASP ModSecurity CRS
- PCI Compliance and Software Versions
- Recommended Security Settings
- Security Levels
- The SSL Installation and Precedence Logic
- Tips to Make Your Server More Secure
Technical Support Services
Third Party
- Connect to Web Disk with Third-Party Software
- How to Connect to Web Disk on Your Mobile Device
- How to Create a Pluggable Statistics Module
- How to Host Git Repositories on a cPanel Account
- How to Install WordPress With cPanel
- How to Send Server Notifications to Custom Services
- How to Set Up a Third-Party RPM Repository with GPG Signatures
- Prepare Perl Scripts for Our Internal Perl
- The Let's Encrypt Plugin
Transfers and Restores
- How to Copy Addon Domains to a New Account
- How to Copy an Account with SSH Keys
- How to Move All cPanel Accounts from One Server to Another
- How to Manually Migrate Accounts to cPanel from Unsupported Control Panels
- How to Restore Your cPanel Account - A Guide for New System Administrators
- Touch File for Additional Transfer and Restore Log Diagnostic Entries
- Guide to Transfer and Restore API Functions
Web Services
- Create Custom PHP Directives
- How to Configure PHP and suEXEC from the Command Line
- How to Customize PHP Directives
- How to Deploy Java Applications
- How to Enable Additional CGI Scripts
- How to Install Redmine
- How to Limit a User's Available PHP Versions in the MultiPHP Manager
- HTTP Error Codes and Quick Fixes
Webmail
- Guide to Horde Data Behavior
- How to Convert Roundcube to SQLite
- How to Customize Roundcube Webmail
- How to Customize SquirrelMail
- How to Set Up Calendars and Contacts
- How to Set Up iOS Push Notifications
- How to Set Up Webmail Folders for Archived Email
- Integrate Custom Webmail Applications
- Which Webmail Application Should I Choose
Need more help?
- Ask your question on the cPanel Forums.
- Have a question about licensing? Contact cPanel Customer Service.
- Need help with a technical problem? Submit a support ticket.