I'm assuming this is for version 5 SDKs?
(https://aep-sdks.gitbook.io/docs/using-mobile-extensions/mobile-core/configuration
?)In launch, go to "Environments" in the left rail: Then click the
little box icon for the appropriate environment (dev, staging,
production- I'm assuming you're still in dev mode):Then that should
create a popup with your environment ID (as well as a lot of other
useful installation info).For what it's worth, if you follow the
instructions in that popup, you may not need ...