Java Runtime Environment

PokeMMO currently requires a Java Runtime Environment version 17 or higher.


Windows/macOS users are recommended to use the PokeMMO installers found on the ダウンロード page.
If this is a new issue, reinstalling PokeMMO from the above link may resolve it.

Manually installing Java

If you are unable to use the installer, you may manually install a compatible Java Runtime Environment from one of the following sources:

If you still require assistance, please open a ticket on