Upgrade an APEX 24.1 app to APEX 26.1
A clean upgrade path, the gotchas to watch, and what APEXLang unlocks once you're on 26.1.
Intermediate⏱ 1 min readUpdated: 2026-06-09
Upgrading APEX is an in-place install of the new version into the same database. The apps come along; you mostly validate and adopt new features. Always rehearse on a copy first.
Back up, then install
Export your apps and take a schema backup, then run the APEX installer for 26.1.
-- export apps first (per workspace) apex export -applicationid 100 -dir ./backup -- then run the new installer sqlplus sys/pwd as sysdba @apexins.sql SYSAUX SYSAUX TEMP /i/
⚠ Test on a copy
Clone the PDB (or use a dev database) and upgrade there first. Validate logins, REST, and any custom plugins before touching production.
Adopt 26.1 features
- APEXLang file workflow for Git + AI editing
- Updated Universal Theme components
- New AI-assisted page generation
Check your understanding
Check your understanding
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