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Added support for Synology Secure SignIn. Supports backing up more DSM applications. Enhanced the performance when deleting backup versions on public cloud services. Enhanced error logs information for better error handling. Supports displaying detailed task status when deleting backup versions. Supports delegating administrator privileges to non-administrator user accounts and allowing them to manage backup tasks. This version is compatible with Hyper Backup Vault 2.2.0, and existing backup tasks will not be affected after the update. Synology C2 Backup has been renamed Synology C2 Storage. Creating new backup tasks for Amazon Cloud Drive is no longer supported as Amazon Cloud Drive ended the service in November 2020. Due to the database format upgrade, the tasks of Hyper Backup 3.0.0 or above will not be available for earlier versions of Hyper Backup to relink. Fixed the issue where the size of the downloaded file from Hyper Backup might be different from the backup file on Backblaze S3.
Fixed an issue where users might not able to resume the cloud service backup tasks which had been paused multiple times. Fixed an issue where backup tasks might fail when there was an empty directory on Microsoft Azure. Fixed an issue where the remote NAS device or rsync backup tasks might not be editable when the destination servers were offline. Fixed an issue where the restoration of individual files might fail when the backup task had backed up the shared folder of Synology Photos. Fixed an issue where the backup integrity check on might fail when the backup tasks were on single-core NAS devices. Fixed an issue where WebDAV backup tasks might fail. Fixed an issue where the remote NAS device backup task might fail when a file in the backup source was corrupted.
Fixed an issue where rsync copy (single-version) backup tasks might fail.Starting July 31, 2021, SFR discontinues access to SFR NAS Backup through Hyper Backup.Fixed the issue where the OpenStack Swift backup tasks might fail if the Synology NAS used Let's Encrypt certificates.Fixed a security vulnerability regarding lz4 (CVE-2021-3520).Fixed an issue where backing up to Amazon S3 Storage might fail.Fixed an issue where canceling a remote NAS backup task might fail when the backup destination was disconnected.Fixed an issue where resuming a cloud service backup task might fail after the task was interrupted by a system shutdown.Fixed an issue where downloading data via Backup Explorer might fail.Fixed an issue where the downloaded "file change detail" file (.csv) might not be opened properly in Microsoft 365 Excel.Fixed an issue where Microsoft Azure backup tasks might fail if the Synology NAS connected to a proxy server.
Fixed an issue where a Microsoft Azure backup task might fail when the connection timed out.Fixed an issue where the content of the email notification might not be correct when a single version backup task was finished.Added support for creating Google Drive backup tasks on the Synology NAS which connects to a proxy server.
Added support for displaying data transfer speed in the progress bar of a running backup task.