diff --git a/sdk/storage/azure-storage-blob/HISTORY.md b/sdk/storage/azure-storage-blob/HISTORY.md
index d0b3f9805305..27922f18151d 100644
--- a/sdk/storage/azure-storage-blob/HISTORY.md
+++ b/sdk/storage/azure-storage-blob/HISTORY.md
@@ -6,8 +6,8 @@
 **New features**
 - Added SAS support for snapshot and identity.
 - Distributed tracing framework OpenCensus is now supported.
-- Added support for append block from URL for append blobs.
-- Added support for update page from URL for page blobs.
+- Added support for append_block_from_url API for append blobs.
+- Added support for upload_pages_from_url API for page blobs.
 - Added support for client provided encryption key to numerous APIs.
 
 **Dependency updates**
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/blob_client.py b/sdk/storage/azure-storage-blob/azure/storage/blob/blob_client.py
index e882ed80f29e..0033f93adf0e 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/blob_client.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/blob_client.py
@@ -559,7 +559,7 @@ def _download_blob_options(self, offset=None, length=None, validate_content=Fals
         if self.require_encryption and not self.key_encryption_key:
             raise ValueError("Encryption required but no key was provided.")
         if length is not None and offset is None:
-            raise ValueError("Offset value must not be None is length is set.")
+            raise ValueError("Offset value must not be None if length is set.")
 
         access_conditions = get_access_conditions(kwargs.pop('lease', None))
         mod_conditions = ModifiedAccessConditions(
diff --git a/sdk/storage/azure-storage-file/HISTORY.md b/sdk/storage/azure-storage-file/HISTORY.md
index c60dcde9bd57..d290b9c88a89 100644
--- a/sdk/storage/azure-storage-file/HISTORY.md
+++ b/sdk/storage/azure-storage-file/HISTORY.md
@@ -4,8 +4,6 @@
 ## Version 12.0.0b3:
 
 **New features**
-- Added FileSmbProperties REST Parity.
-- Added support for PutRangeThroughURL.
 - Added upload_range_from_url API to write the bytes from one Azure File endpoint into the specified range of another Azure File endpoint.
 - Added set_http_headers for directory_client, create_permission_for_share and get_permission_for_share APIs.
 - Added optional parameters for smb properties related parameters for create_file*, create_directory* related APIs and set_http_headers API.
diff --git a/sdk/storage/azure-storage-file/azure/storage/file/aio/file_client_async.py b/sdk/storage/azure-storage-file/azure/storage/file/aio/file_client_async.py
index 8ad8b1c1beeb..2b4277d957a5 100644
--- a/sdk/storage/azure-storage-file/azure/storage/file/aio/file_client_async.py
+++ b/sdk/storage/azure-storage-file/azure/storage/file/aio/file_client_async.py
@@ -460,7 +460,7 @@ async def download_file(
         if self.require_encryption or (self.key_encryption_key is not None):
             raise ValueError("Encryption not supported.")
         if length is not None and offset is None:
-            raise ValueError("Offset value must not be None is length is set.")
+            raise ValueError("Offset value must not be None if length is set.")
 
         downloader = StorageStreamDownloader(
             service=self._client.file,
diff --git a/sdk/storage/azure-storage-file/azure/storage/file/file_client.py b/sdk/storage/azure-storage-file/azure/storage/file/file_client.py
index a4ec1db3d35d..3c2b8dbfc837 100644
--- a/sdk/storage/azure-storage-file/azure/storage/file/file_client.py
+++ b/sdk/storage/azure-storage-file/azure/storage/file/file_client.py
@@ -646,7 +646,7 @@ def download_file(
         if self.require_encryption or (self.key_encryption_key is not None):
             raise ValueError("Encryption not supported.")
         if length is not None and offset is None:
-            raise ValueError("Offset value must not be None is length is set.")
+            raise ValueError("Offset value must not be None if length is set.")
 
         return StorageStreamDownloader(
             service=self._client.file,