s3:GetBucketObjectLockConfiguration - required to read Object Lock configuration.
s3:GetBucketVersioning - required to read the versioning configuration.
Remember, that the Immutable Storage configuration is available only when creating the new bucket - there is no option to enable Immutable Storage in an already existing bucket!
Retention and/or versioning enabled for the bucket may result in the storage of additional data. It is recommended that the retention in Xopero ONE be longer than the one set for storage. Otherwise, it may lead to storage being overloaded!
It must be added to the Action section, and after the changes, the section must look like the below:
More details about how to create or edit a bucket policy available on Amazon documentation: