If you cannot find your original email, you can retrieve your key using these methods: Skylum Account : Log in to your Skylum Account
Simply put: As of 2021, the company removed Luminar 4 from its official store. They have shifted all development and support resources to Luminar Neo. This means: luminar 4 activation key
If you're searching for a Luminar 4 activation key, here are some points to consider: If you cannot find your original email, you