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Service Accounts A service account is a common abstraction in systems used to make authenticated API requests on behalf of the system. Every virtual instance in Liferay comes with one service...

Defining Role Permissions

Official Documentation

Defining Role Permissions Roles collect permissions, so when users are given a role, they inherit all its permissions. If you create a role with permission to access something in the Control...

Creating and Managing User Groups

Official Documentation

Creating and Managing User Groups A user group is a list of users created for a specific purpose. User groups can be created across the hierarchical boundaries of organizations. For example, an...

Managing Site Membership and Permissions with User Groups

Official Documentation

Managing Site Membership and Permissions with User Groups You can use user groups to manage site membership, roles, and permissions. Managing Site Membership with User Groups One of the primary...

Users

Official Documentation

Users Every person who accesses a Liferay site is considered a user. Unauthenticated users are considered Guest users. Liferay ships out-of-the-box with a default admin user who has complete...

Migrating Liferay Instances

Official Documentation

Migrating Liferay Instances Liferay DXP 2025.Q2+/Portal GA148+ [Beta Feature](../../security-and-administration/administration/configuring-liferay/feature-flags.md#beta-feature-flags) You can...

Self-Hosted Installation and Upgrades

Official Documentation

Self-Hosted Installation and Upgrades Liferay's flexibility makes it possible to host it in any way you choose: on any Kubernetes-based cloud platform via Helm charts and Terraform scripts, on...

Blue-Green Deployments

Official Documentation

Blue-Green Deployments Blue-green is a deployment technique in which you duplicate your production environment (the blue environment) and modify the duplicate (the green environment) with software...

Performing Rolling Restarts

Official Documentation

Performing Rolling Restarts The rolling restart cluster maintenance process involves shutting down and updating nodes one at a time (while the other nodes are running) until they're all updated....

Updating User Profile Pictures for Liferay 7.3 and Earlier Versions

Official Documentation

Updating User Profile Pictures for Liferay 7.3 and Earlier Versions Users have profile pictures. Administrative Users can upload images in the Edit User form, and Users can update their own account...

Maintaining Clustered Installations

Official Documentation

Maintaining Clustered Installations Setting up your Liferay DXP installation to function in a cluster provides performance and scalability improvements, but also requires additional consideration...

Patching Liferay

Official Documentation

Patching Liferay Liferay DXP uses Bundle Releases for its latest releases. Please see Updating Liferay if you are applying an Update. All Hotfixes are patches. If you're applying a Hotfix,...

Custom Code and Patch Compatibility

Official Documentation

Custom Code and Patch Compatibility Subscribers If you deploy code that customizes or patches your DXP 7.2 installation, you must maintain its compatibility with all patches you're using. The...

Slimming Down Patched Installations

Official Documentation

Slimming Down Patched Installations Subscribers In Liferay DXP 7.2, patch information is retained in Patch Files in the installation by default. This facilitates restoring DXP to a previous patch...

Advanced Patching for DXP 7.2

Official Documentation

Advanced Patching for DXP 7.2 Here are the DXP 7.2 advanced patching topics: Using Slim Bundles demonstrates conserving disk space by using DXP fix pack bundles that don't include Patch Files. ...

Getting Patch Information

Official Documentation

Getting Patch Information Subscribers You can see patch information at a glance, which helps maintain your installation and get help from Liferay Support. The Patching Tool's info command lists...

Installing the Patching Tool

Official Documentation

Installing the Patching Tool Subscribers The Patching Tool is easy to install and update. Installation Download the Patching Tool from the Customer Portal. For DXP 7.3+, download the latest...

Installing Patches in Earlier Versions

Official Documentation

Installing Patches in Earlier Versions Subscribers The Patching Tool applies Fix Packs (including Security Fix Packs and Service Packs) for versions prior to Liferay DXP 7.3 SP3. It also applies...

Uninstalling Patches

Official Documentation

Uninstalling Patches Subscribers After you install a patch, you may decide to restore your installation to a previous patch level. Here you'll learn how to Uninstall Patches Revert (uninstall)...

JVM Configuration

Official Documentation

JVM Configuration As of Liferay DXP 2024.Q3+/Portal GA125+, Liferay DXP/Portal requires a Java JDK 17 or 21 (prior versions support JDKs 8 and 11) with specific JVM option settings. There are also...

Applying a Hotfix

Official Documentation

Applying a Hotfix Subscribers A Hotfix is a fix or collection of fixes delivered between Updates (or between Fix Packs for versions before DXP 7.3 SP3) to address a customer's confirmed critical...

Using Slim Bundles

Official Documentation

Using Slim Bundles Subscribers Liferay DXP 7.2 Fix Packs and Service Packs are also released bundled with the Tomcat application server. They are available as traditional bundles and Slim Bundles....

Updating Previous Versions of Liferay

Official Documentation

Updating Previous Versions of Liferay Staying current with updates gives you the best security and quality. Security Updates are releases that address the latest security issues immediately. ...

Portal Developer Properties

Official Documentation

Portal Developer Properties There are Portal Properties that facilitate development. Liferay's portal-developer.properties file includes all of them. The portal-developer.properties file is enabled...

Configuring Cluster Link

Official Documentation

Configuring Cluster Link Enabling Cluster Link activates distributed caching. The cache is distributed across multiple Liferay DXP nodes running concurrently. Cluster Link uses Ehcache replication....

Setting Up Liferay

Official Documentation

Setting Up Liferay After installing Liferay, configure it to meet your needs. Here are common setup tasks. Setup Tasks Preconfigure the System Activate Liferay (Subscription Required) ...

Clustering for High Availability

Official Documentation

Clustering for High Availability Liferay DXP can scale to serve everything from the smallest to the largest web sites. Out-of-the-box, it's configured optimally for a single server environment. If...

Example: Creating a Simple DXP Cluster

Official Documentation

Example: Creating a Simple DXP Cluster A fast, easy way to learn DXP clustering is to set up a two node DXP cluster environment on one machine using Docker containers. This example creates two DXP...

Database Configuration for Cluster Nodes

Official Documentation

Database Configuration for Cluster Nodes At minimum, nodes in a DXP cluster must be configured to share the same database (or database cluster) in order to function. Optimizations discussed here...

Initial Instance Localization

Official Documentation

Initial Instance Localization Liferay DXP supports localization by language, time zone, and more. The English (US) language translation and GMT time zone are the defaults, but DXP has over 40...

Using a CDN

Official Documentation

Using a CDN A Content Delivery Network (CDN) is a distributed infrastructure for caching static, file-based content. When visitors hit your site, your static content is loaded from the server...

Configuring Microsoft Office 365 with OAuth

Official Documentation

Configuring Microsoft Office 365 with OAuth Liferay DXP 7.4 U79+/Liferay Portal 7.4 GA79+ Connect your Microsoft email service to Liferay with the use of OAuth 2.0 authorization. Note, Microsoft...

Tuning Liferay

Official Documentation

Tuning Liferay There are several ways to tune Liferay's performance. This involves configuring the Java Virtual Machine and frameworks that support the Liferay application, monitoring performance...

7.2 Breaking Changes

Official Documentation

7.2 Breaking Changes This document presents a chronological list of changes that break existing functionality, APIs, or contracts with third party Liferay developers or users. We try our best to...

7.4 Breaking Changes

Official Documentation

7.4 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay 7.4, starting with the latest quarterly...

Post-Upgrade Considerations

Official Documentation

Post-Upgrade Considerations After upgrading the database, you should configure Liferay for production again and check up on feature changes that might affect your Liferay instance. Re-enable...

Troubleshooting Upgrades

Official Documentation

Troubleshooting Upgrades Liferay has many out-of-the-box tools and features to identify and solve issues that may arise when performing an upgrade. To troubleshoot, you can upgrade modules...

Performance issue: Liferay service getting restarted frequently

legacy Troubleshooting

Issue Liferay service gets restarted frequently [every day or so], and status logs show readiness and liveness probes failing and causing the service to restart. Environment liferay-dxp:7.2-4.0.3 Resolution There...

Before opening a ticket related to VPN on Liferay PaaS

legacy Troubleshooting

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). The following article outlines a short checklist of...

Not able to download the logs of more than 10000 lines

legacy How To

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue How to download more logs as the default "Download...

How to generate the crt and key of a certificate on base64 for a custom domain on Liferay PaaS?

legacy How To

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue As stated on this documentation you'll need to add both the...

HTTP/2 protocol in Liferay Cloud

legacy

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue Does Liferay Cloud support HTTP/2? Environment Liferay...

HTTP/2 Rapid reset attack mitigation in Liferay PaaS (CVE-2023-44487)

legacy Troubleshooting

Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue If you are using HTTP/2, nginx and below tomcat...

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