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Liferay DXP 2026.Q1 Breaking Changes
Official Documentation
Liferay DXP 2026.Q1 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2026.Q1. As the...
Liferay DXP 2025.Q4 Breaking changes
Official Documentation
Liferay DXP 2025.Q4 Breaking changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2025.Q4. As the...
Maintenance Mode and Deprecations in Liferay DXP 2025.Q3
Official Documentation
Maintenance Mode and Deprecations in Liferay DXP 2025.Q3 Features moved to maintenance mode or marked as deprecated in Liferay DXP 2025.Q3 appear here. For details about these statuses and their...
2025.Q4 Default Setting and Feature Flag Changes
Official Documentation
2025.Q4 Default Setting and Feature Flag Changes Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, review the changes and...
Maintenance Mode and Deprecations in Liferay DXP 2025.Q4
Official Documentation
Maintenance Mode and Deprecations in Liferay DXP 2025.Q4 Features moved to maintenance mode or marked as deprecated in Liferay DXP 2025.Q4 appear here. For details about these statuses and their...
2026 Deprecations and Breaking Changes
2026 Deprecations and Breaking Changes Liferay quarterly releases introduce new features and enhancements while phasing out older or less-used functionality. Some features move to Maintenance Mode,...
2026.Q1 Default Setting and Feature Flag Changes
Official Documentation
2026.Q1 Default Setting and Feature Flag Changes Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, review the changes and...
Maintenance Mode and Deprecations in Liferay DXP 2026.Q1
Official Documentation
Maintenance Mode and Deprecations in Liferay DXP 2026.Q1 Features moved to maintenance mode or marked as deprecated in Liferay DXP 2026.Q1 appear here. For details about these statuses and their...
2026.Q2 Default Setting and Feature Flag Changes
Official Documentation
2026.Q2 Default Setting and Feature Flag Changes Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, review the changes and...
7.3 Breaking Changes
Official Documentation
7.3 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...
Maintenance Mode and Deprecations in 7.2
Maintenance Mode and Deprecations in 7.2 With each new DXP release, a feature may not warrant continued enhancements or may become obsolete. Stopping enhancements for a feature puts it in...
7.3 Deprecations and Breaking Changes
7.3 Deprecations and Breaking Changes
Default Setting Changes in 7.3
Default Setting Changes in 7.3 Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, you should review the changes and decide...
Liferay DXP 2026.Q2 Breaking Changes
Official Documentation
Liferay DXP 2026.Q2 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2026.Q2. As the...
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...
Liferay DXP 2026.Q3 Breaking Changes
Official Documentation
Liferay DXP 2026.Q3 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2026.Q3. As the...
Default Setting Changes in 7.2
Default Setting Changes in 7.2 Most new versions of Liferay include changes to the default settings. If you rely on the defaults from your old version, you should review the changes and decide to...
Maintenance Mode and Deprecations in 7.3
Maintenance Mode and Deprecations in 7.3 With each new DXP release, a feature may not warrant continued enhancements or may become obsolete. Stopping enhancements for a feature puts it in...
Liferay DXP 2024.Q4 Breaking Changes
Official Documentation
Liferay DXP 2024.Q4 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2024.Q4. As the...
Liferay DXP 2025.Q2 Breaking Changes
Official Documentation
Liferay DXP 2025.Q2 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay DXP 2025.Q2. As the...
2025.Q3 Default Setting and Feature Flag Changes
Official Documentation
2025.Q3 Default Setting and Feature Flag Changes Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, review the changes and...
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...
Default Setting and Feature Flag Changes in 7.4
Default Setting and Feature Flag Changes in 7.4 Most new versions of Liferay DXP include changes to the default settings. If you rely on the defaults from your old version, you should review the...
Maintenance Mode and Deprecations in 7.4
Maintenance Mode and Deprecations in 7.4 With each new Liferay DXP and Liferay Portal release, a feature may not warrant continued enhancements or may become obsolete. Stopping enhancements for a...
7.4 Deprecations and Breaking Changes
7.4 Deprecations and Breaking Changes
Migrating the Database
Official Documentation
Migrating the Database For support, maintenance, or performance reasons, you may decide to migrate from the database you use to one of the other databases Liferay supports. Liferay DXP provides a...
Migrating Your Database to PostgreSQL
Official Documentation
Migrating Your Database to PostgreSQL Liferay DXP 2026.Q3+ Migrating a Liferay DXP database to PostgreSQL has two phases. First, export the database schema to SQL files from either Server...
Database Pruning for Faster Upgrades
Database Pruning for Faster Upgrades The more data you have the longer your data upgrade takes. Unneeded site data is a common occurrence. Pruning the database of unneeded data improves upgrade...
Renamed Language Keys
Renamed Language Keys In Liferay DXP/Portal 7.4, module language keys were centralized to a module called portal-language-lang. Source location: ...
Data Cleanup
Data Cleanup Liferay executes data cleanup processes to repair databases with obsolete data. This lightens the load during an upgrade, improving performance and reducing overhead. As of Liferay...
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...
Preparing for an Upgrade
Official Documentation
Preparing for an Upgrade Preparation and planning may be of little consequence for small, casual installations but is mandatory for large enterprise-level installations. There are specific...
Database Tuning for Upgrades
Database Tuning for Upgrades Performing an upgrade impacts the database differently from daily running in production. Because of this, you should tune your database for the upgrade process before...
Example: Removing Intermediate Journal Article Versions
Example: Removing Intermediate Journal Article Versions These instructions and code samples demonstrate removing intermediate Journal Article versions. In the script console, you can remove...
Common Upgrade Issues
Common Upgrade Issues Skipping an upgrade step or creating custom references to the Liferay database, can cause upgrade issues. The following questions and answers address some common situations. ...
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...
Upgrade Stall Detection
Upgrade Stall Detection Liferay DXP 2026.Q3+ During a database upgrade, Liferay DXP checks the database every 60 seconds and logs queries that appear stalled. You can use these messages to tell...
Updating Customizations
Official Documentation
Updating Customizations Plugins (e.g., themes, apps, and customizations) you've developed must be adapted to the new Liferay version. This can be as simple as updating dependencies or updating code...
Monitoring Upgrades with MBeans
Monitoring Upgrades with MBeans Liferay DXP 7.4 U76 / Liferay Portal 7.4 GA76 When upgrade upon startup is enabled, the upgrade process can be monitored with MBeans through a JVM management tool...
Upgrading Modules Using Gogo Shell
Upgrading Modules Using Gogo Shell To troubleshoot upgrade issues with particular modules, it may be necessary to test and perform upgrades on a per-module basis, instead of en-masse. Liferay has...

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