diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_append_blob_operations_async.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_append_blob_operations_async.py
index 4ba4ada7a8c4..40b494bb86fb 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_append_blob_operations_async.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_append_blob_operations_async.py
@@ -532,6 +532,7 @@ async def append_block_from_url(self, source_url, content_length, source_range=N
                 'x-ms-blob-append-offset': self._deserialize('str', response.headers.get('x-ms-blob-append-offset')),
                 'x-ms-blob-committed-block-count': self._deserialize('int', response.headers.get('x-ms-blob-committed-block-count')),
                 'x-ms-encryption-key-sha256': self._deserialize('str', response.headers.get('x-ms-encryption-key-sha256')),
+                'x-ms-request-server-encrypted': self._deserialize('bool', response.headers.get('x-ms-request-server-encrypted')),
                 'x-ms-error-code': self._deserialize('str', response.headers.get('x-ms-error-code')),
             }
             return cls(response, None, response_headers)
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_page_blob_operations_async.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_page_blob_operations_async.py
index 463b76770488..2563c7752ade 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_page_blob_operations_async.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/aio/operations_async/_page_blob_operations_async.py
@@ -37,7 +37,7 @@ def __init__(self, client, config, serializer, deserializer) -> None:
         self._config = config
         self.x_ms_blob_type = "PageBlob"
 
-    async def create(self, content_length, blob_content_length, timeout=None, metadata=None, blob_sequence_number=0, request_id=None, blob_http_headers=None, lease_access_conditions=None, cpk_info=None, modified_access_conditions=None, *, cls=None, **kwargs):
+    async def create(self, content_length, blob_content_length, timeout=None, tier=None, metadata=None, blob_sequence_number=0, request_id=None, blob_http_headers=None, lease_access_conditions=None, cpk_info=None, modified_access_conditions=None, *, cls=None, **kwargs):
         """The Create operation creates a new page blob.
 
         :param content_length: The length of the request.
@@ -51,6 +51,11 @@ async def create(self, content_length, blob_content_length, timeout=None, metada
          href="https://docs.microsoft.com/en-us/rest/api/storageservices/fileservices/setting-timeouts-for-blob-service-operations">Setting
          Timeouts for Blob Service Operations.</a>
         :type timeout: int
+        :param tier: Optional. Indicates the tier to be set on the page blob.
+         Possible values include: 'P4', 'P6', 'P10', 'P15', 'P20', 'P30',
+         'P40', 'P50', 'P60', 'P70', 'P80'
+        :type tier: str or
+         ~azure.storage.blob.models.PremiumPageBlobAccessTier
         :param metadata: Optional. Specifies a user-defined name-value pair
          associated with the blob. If no name-value pairs are specified, the
          operation will copy the metadata from the source blob or file to the
@@ -147,6 +152,8 @@ async def create(self, content_length, blob_content_length, timeout=None, metada
         # Construct headers
         header_parameters = {}
         header_parameters['Content-Length'] = self._serialize.header("content_length", content_length, 'long')
+        if tier is not None:
+            header_parameters['x-ms-access-tier'] = self._serialize.header("tier", tier, 'str')
         if metadata is not None:
             header_parameters['x-ms-meta'] = self._serialize.header("metadata", metadata, 'str')
         header_parameters['x-ms-blob-content-length'] = self._serialize.header("blob_content_length", blob_content_length, 'long')
@@ -702,6 +709,7 @@ async def upload_pages_from_url(self, source_url, source_range, content_length,
                 'x-ms-version': self._deserialize('str', response.headers.get('x-ms-version')),
                 'Date': self._deserialize('rfc-1123', response.headers.get('Date')),
                 'x-ms-request-server-encrypted': self._deserialize('bool', response.headers.get('x-ms-request-server-encrypted')),
+                'x-ms-encryption-key-sha256': self._deserialize('str', response.headers.get('x-ms-encryption-key-sha256')),
                 'x-ms-error-code': self._deserialize('str', response.headers.get('x-ms-error-code')),
             }
             return cls(response, None, response_headers)
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/__init__.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/__init__.py
index 1d46db85be33..0fa6ad33bfa6 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/__init__.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/__init__.py
@@ -109,6 +109,7 @@
     ListBlobsIncludeItem,
     ListContainersIncludeType,
     PathRenameMode,
+    PremiumPageBlobAccessTier,
     PublicAccessType,
     RehydratePriority,
     SequenceNumberActionType,
@@ -170,6 +171,7 @@
     'GeoReplicationStatusType',
     'AccessTierRequired',
     'AccessTierOptional',
+    'PremiumPageBlobAccessTier',
     'RehydratePriority',
     'BlockListType',
     'DeleteSnapshotsOptionType',
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_azure_blob_storage_enums.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_azure_blob_storage_enums.py
index 36eb9daaf70f..966e2e9c3248 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_azure_blob_storage_enums.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_azure_blob_storage_enums.py
@@ -185,6 +185,11 @@ class StorageErrorCode(str, Enum):
     blob_being_rehydrated = "BlobBeingRehydrated"
     blob_archived = "BlobArchived"
     blob_not_archived = "BlobNotArchived"
+    authorization_source_ip_mismatch = "AuthorizationSourceIPMismatch"
+    authorization_protocol_mismatch = "AuthorizationProtocolMismatch"
+    authorization_permission_mismatch = "AuthorizationPermissionMismatch"
+    authorization_service_mismatch = "AuthorizationServiceMismatch"
+    authorization_resource_type_mismatch = "AuthorizationResourceTypeMismatch"
 
 
 class GeoReplicationStatusType(str, Enum):
@@ -230,6 +235,21 @@ class AccessTierOptional(str, Enum):
     archive = "Archive"
 
 
+class PremiumPageBlobAccessTier(str, Enum):
+
+    p4 = "P4"
+    p6 = "P6"
+    p10 = "P10"
+    p15 = "P15"
+    p20 = "P20"
+    p30 = "P30"
+    p40 = "P40"
+    p50 = "P50"
+    p60 = "P60"
+    p70 = "P70"
+    p80 = "P80"
+
+
 class RehydratePriority(str, Enum):
 
     high = "High"
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models.py
index 47e686013216..64e3bc82830b 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models.py
@@ -904,8 +904,6 @@ class ListBlobsFlatSegmentResponse(Model):
     :type marker: str
     :param max_results:
     :type max_results: int
-    :param delimiter:
-    :type delimiter: str
     :param segment: Required.
     :type segment: ~azure.storage.blob.models.BlobFlatListSegment
     :param next_marker:
@@ -924,7 +922,6 @@ class ListBlobsFlatSegmentResponse(Model):
         'prefix': {'key': 'Prefix', 'type': 'str', 'xml': {'name': 'Prefix'}},
         'marker': {'key': 'Marker', 'type': 'str', 'xml': {'name': 'Marker'}},
         'max_results': {'key': 'MaxResults', 'type': 'int', 'xml': {'name': 'MaxResults'}},
-        'delimiter': {'key': 'Delimiter', 'type': 'str', 'xml': {'name': 'Delimiter'}},
         'segment': {'key': 'Segment', 'type': 'BlobFlatListSegment', 'xml': {'name': 'Segment'}},
         'next_marker': {'key': 'NextMarker', 'type': 'str', 'xml': {'name': 'NextMarker'}},
     }
@@ -939,7 +936,6 @@ def __init__(self, **kwargs):
         self.prefix = kwargs.get('prefix', None)
         self.marker = kwargs.get('marker', None)
         self.max_results = kwargs.get('max_results', None)
-        self.delimiter = kwargs.get('delimiter', None)
         self.segment = kwargs.get('segment', None)
         self.next_marker = kwargs.get('next_marker', None)
 
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models_py3.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models_py3.py
index ae5f71b0b5ff..718d44af5888 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models_py3.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/models/_models_py3.py
@@ -904,8 +904,6 @@ class ListBlobsFlatSegmentResponse(Model):
     :type marker: str
     :param max_results:
     :type max_results: int
-    :param delimiter:
-    :type delimiter: str
     :param segment: Required.
     :type segment: ~azure.storage.blob.models.BlobFlatListSegment
     :param next_marker:
@@ -924,7 +922,6 @@ class ListBlobsFlatSegmentResponse(Model):
         'prefix': {'key': 'Prefix', 'type': 'str', 'xml': {'name': 'Prefix'}},
         'marker': {'key': 'Marker', 'type': 'str', 'xml': {'name': 'Marker'}},
         'max_results': {'key': 'MaxResults', 'type': 'int', 'xml': {'name': 'MaxResults'}},
-        'delimiter': {'key': 'Delimiter', 'type': 'str', 'xml': {'name': 'Delimiter'}},
         'segment': {'key': 'Segment', 'type': 'BlobFlatListSegment', 'xml': {'name': 'Segment'}},
         'next_marker': {'key': 'NextMarker', 'type': 'str', 'xml': {'name': 'NextMarker'}},
     }
@@ -932,14 +929,13 @@ class ListBlobsFlatSegmentResponse(Model):
         'name': 'EnumerationResults'
     }
 
-    def __init__(self, *, service_endpoint: str, container_name: str, segment, prefix: str=None, marker: str=None, max_results: int=None, delimiter: str=None, next_marker: str=None, **kwargs) -> None:
+    def __init__(self, *, service_endpoint: str, container_name: str, segment, prefix: str=None, marker: str=None, max_results: int=None, next_marker: str=None, **kwargs) -> None:
         super(ListBlobsFlatSegmentResponse, self).__init__(**kwargs)
         self.service_endpoint = service_endpoint
         self.container_name = container_name
         self.prefix = prefix
         self.marker = marker
         self.max_results = max_results
-        self.delimiter = delimiter
         self.segment = segment
         self.next_marker = next_marker
 
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_append_blob_operations.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_append_blob_operations.py
index 018744d8ba22..c06ec3449833 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_append_blob_operations.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_append_blob_operations.py
@@ -532,6 +532,7 @@ def append_block_from_url(self, source_url, content_length, source_range=None, s
                 'x-ms-blob-append-offset': self._deserialize('str', response.headers.get('x-ms-blob-append-offset')),
                 'x-ms-blob-committed-block-count': self._deserialize('int', response.headers.get('x-ms-blob-committed-block-count')),
                 'x-ms-encryption-key-sha256': self._deserialize('str', response.headers.get('x-ms-encryption-key-sha256')),
+                'x-ms-request-server-encrypted': self._deserialize('bool', response.headers.get('x-ms-request-server-encrypted')),
                 'x-ms-error-code': self._deserialize('str', response.headers.get('x-ms-error-code')),
             }
             return cls(response, None, response_headers)
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_page_blob_operations.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_page_blob_operations.py
index 8f649ae29060..53724a07be89 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_page_blob_operations.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_generated/operations/_page_blob_operations.py
@@ -37,7 +37,7 @@ def __init__(self, client, config, serializer, deserializer):
         self._config = config
         self.x_ms_blob_type = "PageBlob"
 
-    def create(self, content_length, blob_content_length, timeout=None, metadata=None, blob_sequence_number=0, request_id=None, blob_http_headers=None, lease_access_conditions=None, cpk_info=None, modified_access_conditions=None, cls=None, **kwargs):
+    def create(self, content_length, blob_content_length, timeout=None, tier=None, metadata=None, blob_sequence_number=0, request_id=None, blob_http_headers=None, lease_access_conditions=None, cpk_info=None, modified_access_conditions=None, cls=None, **kwargs):
         """The Create operation creates a new page blob.
 
         :param content_length: The length of the request.
@@ -51,6 +51,11 @@ def create(self, content_length, blob_content_length, timeout=None, metadata=Non
          href="https://docs.microsoft.com/en-us/rest/api/storageservices/fileservices/setting-timeouts-for-blob-service-operations">Setting
          Timeouts for Blob Service Operations.</a>
         :type timeout: int
+        :param tier: Optional. Indicates the tier to be set on the page blob.
+         Possible values include: 'P4', 'P6', 'P10', 'P15', 'P20', 'P30',
+         'P40', 'P50', 'P60', 'P70', 'P80'
+        :type tier: str or
+         ~azure.storage.blob.models.PremiumPageBlobAccessTier
         :param metadata: Optional. Specifies a user-defined name-value pair
          associated with the blob. If no name-value pairs are specified, the
          operation will copy the metadata from the source blob or file to the
@@ -147,6 +152,8 @@ def create(self, content_length, blob_content_length, timeout=None, metadata=Non
         # Construct headers
         header_parameters = {}
         header_parameters['Content-Length'] = self._serialize.header("content_length", content_length, 'long')
+        if tier is not None:
+            header_parameters['x-ms-access-tier'] = self._serialize.header("tier", tier, 'str')
         if metadata is not None:
             header_parameters['x-ms-meta'] = self._serialize.header("metadata", metadata, 'str')
         header_parameters['x-ms-blob-content-length'] = self._serialize.header("blob_content_length", blob_content_length, 'long')
@@ -702,6 +709,7 @@ def upload_pages_from_url(self, source_url, source_range, content_length, range,
                 'x-ms-version': self._deserialize('str', response.headers.get('x-ms-version')),
                 'Date': self._deserialize('rfc-1123', response.headers.get('Date')),
                 'x-ms-request-server-encrypted': self._deserialize('bool', response.headers.get('x-ms-request-server-encrypted')),
+                'x-ms-encryption-key-sha256': self._deserialize('str', response.headers.get('x-ms-encryption-key-sha256')),
                 'x-ms-error-code': self._deserialize('str', response.headers.get('x-ms-error-code')),
             }
             return cls(response, None, response_headers)
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/aio/models.py b/sdk/storage/azure-storage-blob/azure/storage/blob/aio/models.py
index 58f30128edb0..0a7cf719cd91 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/aio/models.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/aio/models.py
@@ -148,7 +148,6 @@ async def _extract_data_cb(self, get_next_return):
         self.results_per_page = self._response.max_results
         self.container = self._response.container_name
         self.current_page = [self._build_item(item) for item in self._response.segment.blob_items]
-        self.delimiter = self._response.delimiter
 
         return self._response.next_marker or None, self.current_page
 
@@ -211,6 +210,7 @@ async def _extract_data_cb(self, get_next_return):
         continuation_token, _ = await super(BlobPrefixPaged, self)._extract_data_cb(get_next_return)
         self.current_page = self._response.segment.blob_prefixes + self._response.segment.blob_items
         self.current_page = [self._build_item(item) for item in self.current_page]
+        self.delimiter = self._response.delimiter
 
         return continuation_token, self.current_page
 
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/models.py b/sdk/storage/azure-storage-blob/azure/storage/blob/models.py
index a80e75dfcaef..5ab80a1d4158 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/models.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/models.py
@@ -534,7 +534,6 @@ def _extract_data_cb(self, get_next_return):
         self.results_per_page = self._response.max_results
         self.container = self._response.container_name
         self.current_page = [self._build_item(item) for item in self._response.segment.blob_items]
-        self.delimiter = self._response.delimiter
 
         return self._response.next_marker or None, self.current_page
 
@@ -599,6 +598,7 @@ def _extract_data_cb(self, get_next_return):
         continuation_token, _ = super(BlobPrefixPaged, self)._extract_data_cb(get_next_return)
         self.current_page = self._response.segment.blob_prefixes + self._response.segment.blob_items
         self.current_page = [self._build_item(item) for item in self.current_page]
+        self.delimiter = self._response.delimiter
 
         return continuation_token, self.current_page