How to Update to Java 21 for Wowza Streaming Engine 4.9.0 Updater

Updating to Java 21 is essential for running Wowza Streaming Engine 4.9.0. This guide will walk you through the steps to update your Java version using the Wowza Streaming Engine updater.

When updating to Wowza Streaming Engine 4.9.0 from versions that use Java versions earlier than 17, you will encounter an error message indicating that Java 21 is required.

Wowza Streaming Engine 4.9.0 updater zip comes with the needed jre folder to update to Java 21.  You can download the updater zip archive, and unzip into the Wowza Streaming Engine install directory /updates.

- On Linux you can run a command to copy the jre from the updater directory

You must be in the ../updates/WowzaStreamingEngine-Update-4.9.0+2/linux  directory to run the following command

sudo cp -r ../jre/linux-x64/* ../../../jre

- On Windows, open the jre folder inside the updater directory, open windows-x64 and copy the contents to the jre folder in the Wowza Streaming Engine install directory

From:
C:\Program Files\Wowza Media Systems\Wowza Streaming Engine 4.8.27+5\updates\WowzaStreamingEngine-Update-4.9.0+2\jre\windows-x64
To:
C:\Program Files\Wowza Media Systems\Wowza Streaming Engine 4.8.27+5\jre