- Create a backup of the databases in your WSO2 EI 6.5.0 instance.
- Copy the
<EI_6.5.0_HOME>directory to back up the product configurations.
- Download the product installer from here, and install Go to the WSO2 Integration website and download WSO2 EI 6.6.0.
Excerpt Include Installing the Product Installing the Product nopaneltrueInstall WSO2 EI 6.6.0.
The downtime is limited to the time taken for switching databases in the production environment.