# Change History

Release Date | What's New
--- | ---

2022-06-10

Updated the following contents:

- Updated the application scenario descriptions in User-Defined Domain Name Binding Overview.

2021-06-17

Updated the following contents:

- Added batch upload of files smaller than 5 GB on OBS Console: Uploading a File.
- Added user-defined domain name binding on OBS Console: User-Defined Domain Name Binding.
- Updated the operation procedure in Using a User-Defined Domain Name to Configure Static Website Hosting.

2021-06-03

Updated the following contents:

- Updated the prerequisites and procedure for configuring static website hosting.

2021-02-23

Updated the following contents:

- Added description about bucket default encryption: Bucket Default Encryption.

2020-09-11

Updated the following contents:

- Added the description about the SMN message structure: SMN-Enabled Event Notification.

2020-07-22

Updated the following contents:

- Updated the number of tags supported by a bucket to 20: Tag Overview.
- Modified the description about searching for buckets by tag: Can I Search for a Bucket by Tag?

2020-07-17

Updated the following contents:

- Updated the procedure for configuring user permissions in IAM.

2020-05-28

Updated the following contents:

- Added the following FAQ: Does OBS Provide Multi-AZ Reliability?
- Updated the screenshot of viewing basic bucket information that displays bucket version 3.0: Viewing Basic Information of a Bucket.

2020-01-09

Updated the following contents:

- Clarified that Account ID indicates the Domain ID on the My Credential page.

2019-09-02

Updated the following contents:

- Updated screenshots and operation procedure in sections about bucket policy configuration.

2019-08-20

Updated the following contents:

- Added the concepts of region and AZ.
- Updated the descriptions about deleting files or folders and canceling the deletion of files.
- Added a troubleshooting scenario to OBS Browser Operation Guide.

2019-06-11

Updated the following contents:

- Updated the structure and description of the section "Permission Control".

2019-06-03

Updated the following contents:

- Updated the description about searching for files and folders.
- Added the location where OBS policies can be configured in the section "Permission Control".
- Updated the description about the principal of "Configuring a Custom Bucket Policy (Coding Mode)".

2019-05-30

Updated the following contents:

- Added the description of the temporary AK/SK in the section "AK and SK".
- Modified the scope of Tenant Guest Permission by adding the permission of downloading multi-version files.
- Updated the description of the Private and Public Read policies.
- Updated description of "Exclude" in the bucket policy and object policy.
- Updated the description of GetObjectVersionAcl and PutObjectVersionAcl in the bucket policy conditions.
- Split the section of "Configure a Bucket Policy" into three sections: "Configuring a Standard Bucket Policy", "Configuring a Custom Bucket Policy (Common Mode)", and "Configuring a Custom Bucket Policy (Coding Mode)".

2019-05-21

Updated the following contents:

- Added description "Note, that reloading the website discard task records without user requests, and that delete operations delete task records without user requests" in section "Task Management".

2019-05-16

Updated the following contents:

- Added description about uploading OneDrive files in section "Uploading a File". The length of the file name cannot exceed 32 characters.

2019-03-05

Updated the following contents:

- Added the coding mode for configuring custom bucket policies in section "Configuring a Bucket Policy" of "OBS Console Operation Guide".
- Changed "Upload File" to "Upload Object" on OBS Console.
- Changed the notification message box "OK" button of OBS Browser to "Close".

2019-02-01

Updated the following contents:

- Updated descriptions in sections "Object ACL Overview" and "Object Policy Overview".
- Added the FAQ about fragment management.

2019-01-21

Updated the following contents:

- Updated OBS Console software framework. Changed the UI for configuring versioning, logging, tags, event notification, lifecycle rules, static website hosting, CORS, and URL validation.
- Added the object policy configuration to OBS Console.
- Added the task management function to OBS Console.

Updated the procedure about uploading files and folders through OBS Browser.

2018-12-05

Updated the following contents:

- Added description about the impacts on object storage classes when the bucket storage class is changed in sections "Creating a Bucket" of "OBS Console Operation Guide" and "Adding a Bucket" of "OBS Browser Operation Guide".

2018-10-26

Updated the following contents:

- Added the picture explanations in section "Versioning Overview".
- Added the note "Statistics about Space Used and Objects are not displayed in real time. They are updated with a delay of at least 15 minutes" in sections "Viewing Basic Information About a Bucket" of "OBS Console Operation Guide" and "OBS Browser Operation Guide".
- Added the note "OBS Browser has access to an external bucket only if the Bucket ACL is configured, for external bucket the Bucket Policy is not considered currently" in section "Adding External Buckets".
- Added the note "Fragment management refers to the deletion of fragments only. For the bucket owner and the authorized user who initiates the multipart task, deleting fragments is not restricted by ACL permissions. To initiate a multipart task, bucket write permission is required" in sections "Bucket ACL Overview" of "OBS Console Operation Guide" and "OBS Browser Operation Guide".

2018-10-19

Updated the following contents:

- For Event Notification, added the note: "The folder ends with slash (/). The name of the folder is formed from the characters preceding the trailing slash (/). For event notification about folder-related operations, if suffixes need to be matched, the suffixes must end with a slash (/)."
- Updated the screenshots of "Bucket Management Methods".
- Updated the configuration entry of "Bucket ACL" to "Configure Bucket ACL" on the OBS Browser.

2018-10-16

Updated the following contents:

- Added the description about deleting objects when versioning is enabled in section "Deleting a File or Folder" of "OBS Console Operation Guide".
- Updated the section "Versioning Overview".

2018-09-25

Updated the following contents:

- Updated the description of OBS platform.
- Updated the bucket logging parameters.
- Updated the screenshots based on changes in the GUI.

2018-09-06

Updated the following contents:

- Modified API's compatibility description: the APIs are compatible with Amazon S3 and Swift.
- Updated the screenshots based on changes in the GUI.

2018-08-27

Updated the following contents:

- Document structure adjustment: Removed "Creating a Folder" and added it to "Uploading a File".
- Document structure adjustment: Deleted "Related Operations" from "OBS Console Operation Guide".
- Updated the description about the bucket policy description.

2018-07-30

Updated the following contents:

- Added the description of user permissions.
- Modified the Tag to Tags.
- Updated the screenshots of configuring static website hosting in "Configuring Static Website Hosting".
- Updated the screenshots of configuring redirection in "Configuring Redirection".
- For OBS Browser, updated the description of external buckets.

2018-06-27

Updated the following contents:

- Accepted in OTC 3.1.

2018-06-21

Updated the following contents:

- For OBS Console, modified sms to SMS.
- For OBS Console, add description about tag.
- For OBS Console, modified the description about the restriction for creating a bucket with the name of a deleted one.
- For OBS Console, modified procedure descriptions for section "Undoing a File Deletion".
- For OBS Console, modified the description about versioning.
- For OBS Console, the description about the logging fee is modified as follows: The logging function itself is offered for free, only the space occupied by log files is charged.
- Corrected the grammatical error: "Must contains" is changed to "Must contain".

2018-06-15

Updated the following contents:

- For OBS Console, added the link of SDK.
- For OBS Console, modified Domain ID to Account ID.
- For OBS Console, updated the screenshots of Create Bucket.
- Document structure adjustment: Section "Using a User-Defined Domain Name to Configure Static Website Hosting" move to chapter "Static Website Hosting".

2018-06-06

Updated the following contents:

- For OBS Console, updated the screenshots of Create Bucket.
- For OBS Console, updated the screenshots of Upload File.
- For OBS Console, added the procedure of canceling a file deletion after versioning is enabled.
- For OBS Console, added the description about the relationship between the logging function and the permissions of a log delivery user group.
- For OBS Console, modified the configuration of tags.
- For OBS Console, modified the restriction on the values of tag keys and tag values.

2018-05-29

Updated the following contents:

- For OBS Console, modified the screenshot of Create Bucket.
- For OBS Console, put the Tagging descriptions in Advanced Settings.
- For OBS Console, added the account name for bucket ACL.
- For OBS Console, added the account name for object ACL.

2018-05-24

Updated the following contents:

- For OBS Console, added the example (OBS Browser) of data migration tools.
- For OBS Console, changed "OBS provides a method to simulate folders" to "OBS provides a method to simulate virtual folders".
- For OBS Console, changed "Allows you to receive notification messages of OBS" to "Allows you to receive sms/email from OBS".
- For OBS Console, changed "OBS provides an ultra-large storage space" to "OBS provides a scalable storage space".
- For OBS Console, changed "Before you store data onto OBS" to "Before you store data in OBS".
- For OBS Console, changed "domain name" to "account name".
- For OBS Console, modified the prerequisites for deleting a bucket.
- For OBS Console, modified the context information of fragment management.
- For OBS Console, added the S3cmd link.
- For OBS Console, moved the content of troubleshooting in this section to section "Failed to Access an Object Through the URL".
- For OBS Console, added the description about deleting files after versioning is enabled.
- For OBS Console, modified the description about canceling the deletion.
- For OBS Console, added a figure to illustrate versioning.
- For OBS Console, modified the restriction on the values of tag keys and tag values.
- For OBS Console, changed "Oobject" to "Object".
- For OBS Console, modified the description of Step 5 of Configuring URL Validation.
- For OBS Console, modified the content to clarify that the metadata of a cold object cannot be configured.
- For OBS Console, added the description "This function is offered for free."
- For OBS Console, changed "Objects of the Historical Version" to "Objects which are Historical Version".
- For OBS Console, added the explanations for Latest Version and Historical Version.

2018-05-15

Updated the following contents:

- For OBS Console, modified the description of Step 3 in section "Configuring Static Website Hosting".
- For OBS Console, added a step about the configuration of public read permission.
- For OBS Browser, deleted the language "By default, after user A has added a bucket of user B and uploaded an object to the bucket, user B cannot download the object."

2018-04-30

Updated the following contents:

- For OBS Browser, added certificate verification function.
- For OBS Console, updated the description and screenshots about the bucket and object ACL.
- For OBS Console, updated the description about the redirection.

2018-03-28

Updated the following contents:

- For OBS Console, changed the location of Price Calculator.
- For OBS Browser, removed the restrictions on mounting Cold buckets.
- Optimized the naming rules of the tag value.
- In a Cold bucket, cannot set object metadata for objects.

2018-03-02

Updated the following contents:

- For OBS Console, modified the method for configuring advanced settings when creating buckets.
- Added the restriction on the blacklist and whitelist length.
- Added the restriction on lifecycle prefixes.

2018-02-15

Updated the following contents:

- In the object list, changed "transition" to "change" for changing an object from one storage class to another.
- Changed "historical versions" to "Historical Version".
- Added a supplementary explanation to the definition of "transition".

2018-02-12

Updated the following contents:

- Updated the descriptions about versioning.
- Added the differences between changing storage classes in the object list and transitioning storage classes through the lifecycle rule.
- Added the descriptions about limitations on transitioning Cold objects through the lifecycle rule.
- Updated some screenshots.
- Added descriptions about metadata.
- Added the function of unmounting external buckets to OBS Browser.

2018-02-02

Updated the following contents:

- Accepted in OTC 3.0.

2018-01-24

Updated the following contents:

- Modified a few descriptions about the ACL.
- Replaced a screenshot in the "Configuring a Lifecycle Rule" section.

2018-01-22

Updated the following contents:

- Modified a few descriptions about the uploading a file.
- Replaced a screenshot in the "Deleting a Bucket" section.
- Added the restriction on the file name length limit.
- Optimized descriptions about Registered User, Log Delivery User, ACL Read, and ACL Write.
- Modified step 7 and step 8 in the section "An Example of Setting an Anonymous User 's Permissions to an Object".
- Added the step about KMS encryption to the sections of "Uploading a File" and "Creating an Object of a Storage Class".

2018-01-17

Updated the following contents:

- Updated the description about the ACL.
- Added the section of "Accessing OBS with Domain Names".
- Updated the screenshots based on changes in the GUI.
- Added the enabling and disabling functions to the lifecycle rule.

2017-12-30

Updated the following contents:

- Added object storage classes.
- Added the functions of changing bucket and object storage classes.
- Added description about federated users in the section of "Configuring a Bucket Policy".
- Added the description about OBS Bucket Viewer permissions to the homepage of Permission Description, and in the section of "User Permissions", replaced the permission description table with a link to Permissions.

2017-12-11

Updated the following contents:

- Added the function of one-click bucket policy setting for a new bucket.
- Updated the screenshots based on changes in the GUI.
- Adjusted the document content structure.

2017-11-03

Updated the following contents:

- Added the table of "Permission description" to the section of "User Permissions".
- Updated the bucket naming rule.
- Added the method of obtaining the AK and SK to the screenshot of adding an account.
- Added the section of "Time Difference Is Longer Than 15 Minutes Between the Client and the Server".

2017-10-16

Updated the following contents:

- Optimized the editing and deleting operations for tags and events.

2017-09-29

Updated the following contents:

- Optimized Step 6 and Step 7 in section "Using a User-Defined Domain Name to Configure a Static Website".

2017-08-30

Updated the following contents:

- Replaced the screenshots that are vague.
- Updated the screenshot of the Add Tag dialog box by adding the View Predefined Tag link.
- Deleted the figure of "Editing or deleting an event" in section "Configuring an Event".

2017-08-15

Updated the following contents:

- Changed the section sequence of "Configuring a Tag" and "Configuring an Event".
- Add error codes about Tag.

2017-08-10

Updated the following contents:

- Deleted the description of concurrency at the end of section "Configuring a Tag".
- Added concepts related to projects.
- Refined some language expressions.

2017-07-29

Updated the following contents:

- Added the tagging function to OBS Console.
- Supported selection of SMN topics for events on a per project basis.

2017-06-30

Updated the following contents:

- Added the function of specifying a user by domain name to set the ACL on OBS Console and updated related descriptions and screenshots in this document.

2017-05-26

Updated the following contents:

- Changed Add Rule to Add CORS Rule as the title of the dialog box on OBS Console and updates related screenshots in this document.
- Changed Add Rule to Add Lifecycle Rule as the title of the dialog box on OBS Console and updates related screenshots in this document.
- Added hyperlinks of sections in the Domain Name Service User Guide.
- Added the descriptions of OBS Warm and OBS Cold.

2017-05-05

Updated the following contents:

- Added the function of setting the number of tasks displayed on each page in the Completed task list on OBS Browser, and updated related descriptions in this document.
- Added suggestions on configuring a dedicated mailbox to receive event notifications.

2017-04-28

Updated the following contents:

- Optimized the event notifications of OBS Console and updated descriptions and screenshots in this document.
- Added application instances of OBS Console.
- Relaxed the 90-day restriction on fragment management and updated related descriptions in this document.
- Added the task quantities in the lower right corner of the task list on OBS Browser and updated related descriptions.
- Changed the GUI design of the Network tab page in the System Configuration dialog box on OBS Browser and updated related descriptions in this document.
- Added the function of clearing the first 100,000 items of tasks that are created earlier if the number of displayed items exceeds 200,000 in the Completed task list on OBS Browser, and updated related descriptions in this document.

2017-04-24

Updated the following contents:

- Modified the GUI design of the Add Event Notification Policy dialog box on OBS Console and updated related screenshots and descriptions in this document.

NOTE:

Issue 1748 (to change the format and content of notification messages and to supplement descriptions in this document) requires changing software and the document. Currently, software is being changed. Therefore, issue 1748 remains unresolved in this version.

2017-04-18

Updated the following contents:

- Revised the descriptions of event notification.

NOTE:

Issue 1748 (to change the format and content of notification messages and to supplement descriptions in this document) requires changing software and the document. Currently, software is being changed. Therefore, issue 1748 remains unresolved in this version.

2017-04-10

Updated the following contents:

- Enumerated and provided captions for all figures.
- Modified the descriptions of storage classes.
- Changed data archive to data archiving in related chapters.
- Added the descriptions of operations that are not supported by Cold buckets.
- Modified the descriptions of restoration speeds.
- Modified the descriptions of the restrictions on the data amount and number of objects or files stored on OBS.
- Added the requirements of static website hosting and CORS on storage classes.

2017-04-07

Updated the following contents:

- Changed the sequence of the Bucket Name and Name columns on the task management page on OBS Browser and updated related screenshots in this document.

2017-04-01

Updated the following contents:

- Adjusted the organization of FAQ.
- Changed descriptions on the GUI of OBS Console and updated related screenshots and descriptions in the document.
- Added example configurations of a bucket policy and adjusted the format of the example configurations.
- Described how to troubleshoot anomalies of accessing an object using the object URL on OBS Console.
- Added the hyperlink of the Object Storage Service API Reference.

2017-03-23

Updated the following contents:

- Added the descriptions of OBS Warm and OBS Cold.
- Changed the GUI design of task management on OBS Browser and updated related screenshots and descriptions.

2017-02-28

Updated the following contents:

- Modified descriptions in the left navigation pane on OBS Console and updated them in the document.
- Added descriptions and a link to the related document in the login dialog box on OBS Browser. The document provides instructions on how to enter login information.
- Adjusted the sequence of the bucket owner to the top in the Configure Permission dialog box on OBS Browser.
- Modified All to All statuses in the task management dialog box on OBS Browser and updated related descriptions in the document.

2017-02-22

Updated the following contents:

- Added the event feature on OBS Console.
- Added the object metadata feature on OBS Console.

2017-02-03

Updated the following contents:

- Changed the maximum value of Object Count on Each Page that can be configured in the System Configuration dialog box on OBS Browser.

2017-01-25

Updated the following contents:

- Added parameter descriptions of the example bucket policies in sections that provide bucket policy descriptions.
- Added descriptions of right-clicks on OBS Browser.
- Added descriptions about how to configure the number of objects displayed in the object list and the number of tasks displayed in the task list.

2017-01-24

Updated the following contents:

- Added an example in Prerequisites of section Adding External Buckets to explain how to set ACL permissions for external buckets, and provided the link to section Setting ACL Permissions for Buckets.
- Changed deletion task descriptions in section Deleting a File or Folder.

2017-01-17

Updated the following contents:

- Changed the descriptions of OBS Browser installation because OBS Browser can be started immediately after its software package is decompressed.

2017-01-14

Updated the following contents:

- Changed screenshots and descriptions related to the software's GUI and GUI entries that have been adjusted and revised.
- Added that Region is configurable on OBS Browser in section Creating a Bucket.

2016-12-30

Updated the following contents:

- Optimized server-side encryption and supported the function to view object encryption details in the object detail list.
- Changed screenshots and descriptions related to the software's GUI and GUI entries that have been adjusted and revised.

2016-12-20

Updated the following contents:

- Changed the figures for logging in to OBS Browser. The new screenshots include the port information in the example value of Server Address.

2016-10-19

Updated the following contents:

- Provided information about common OBS error codes.

2016-10-14

Updated the following contents:

- Explained the Service Unavailable error information in the notice.

2016-10-09

Updated the following contents:

- Changed Buckets Manage to Manage Bucket on the home page of OBS Browser, and updated related screenshots as well as description in this document.
- Changed Tasks Manage to Manage Task on the home page of OBS Browser, and updated related screenshots as well as description in this document.
- Changed Account Manage to Manage Account on the account management page, and updated related screenshots as well as description in this document.
- Changed Access Key to Access Key ID and Security Key to Secret Access Key on the account management page, and updated related screenshots as well as description in this document.
- Changed the OBS logo to the OTC logo at the upper left corner on the home page of OBS Browser, and updated related screenshots in this document.
- Added About OBS Browser on the home page of OBS Browser, and updated related screenshots as well as description in this document.
- Deleted the Refresh button from More on the home page of OBS Browser, and updated related screenshots in this document.
- Changed the setting that region information needs to be manually entered to that region information is displayed by default on the bucket creation page of OBS Browser, and updated related screenshots as well as description in this document.
- Added PC specifications required by OBS Browser in section "OBS Browser Overview."
- Added an FAQ about the blue or black screen of death issue of OBS Browser in section "Troubleshooting."
- Changed the setting that region information needs to be manually entered to that region information is displayed by default on the bucket creation page of OBS Console, and updated related screenshots as well as description in this document.
- Deleted the Key Setting page and the parameter description in Detail of encrypted objects when objects are uploaded from OBS Console using the KMS, and updated related screenshots as well as description in this document.

2016-10-07

Updated the following contents:

- Deleted Table 2-1.
- Deleted Table 5-1.

2016-09-30

Updated the following contents:

- Changed the screenshots of OBS Browser as the color of the OBS Browser interface changes.

2016-09-18

Updated the following contents:

- Limited to the file name length for creating folders and uploading files.
- Explained the problem that folders cannot be created using OBS Console or OBS Browser after the SSE-KMS policy of buckets is set.
- Explained OBS does not support server-side encryption in SSE-C mode.

2016-03-14 | This issue is the first official release.