Comment:
Explicitely explain the CREATE BUCKET option
...
Go to Infrastructure → Storage → Buckets.
Click +ADD → Amazon S3.
Complete the NEW BUCKET form:
Image Modified
You can choose a display NAME for the Morpheus interface.
ACCESS KEY, SECRET KEY, BUCKET NAME and ENDPOINT URL will be provided by Support (Note that you can also add your own S3 Bucket). For example, for ECMWF storage it would be https://storage.ecmwf.
You have to tick
europeanweather.cloud
If the bucket does not already exist and you want to create it, tick CREATE BUCKET.