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content/en/admin/optional/object-storage.md

@@ -15,6 +15,8 @@ By default, Mastodon will store user uploaded and federated media files on the s
 While using the server's file system is perfectly serviceable for small servers with a handful of users, using external object storage is more scalable.
 {{</ hint >}}
 
+## Configuration Options
+
 ### Backend Variables
 
 The variables define how Mastodon communicates with your backend S3 storage provider.
@@ -80,6 +82,8 @@ Defaults to `s3-<S3_REGION>.amazonaws.com`, required if not using AWS S3 and `S3
 
 ### Additional Variables
 
+Due to the large number of S3 provider options, but inconsistencies in how they implement the S3 API, there may be some tuning required specific to your implemention.
+
 #### `S3_SIGNATURE_VERSION`
 
 The signature version used to authenticate and authorize requests to the S3 provider.