SQL Backup Master full changelog

Improvement - Redesigned welcome screen that appears when no backup jobs are present (e.g. new installations).
Improvement - Recovery Explorer now includes visible file and folder count metrics in the status bar.
Improvement - Backup listing and clean-up now make far fewer storage requests on Azure Blob Storage, Box, and Google Drive.
Improvement - OneDrive and OneDrive for Business destinations now make fewer Microsoft Graph requests per backup, reducing exposure to service throttling.
Bug fix - Expired backups in S3 buckets that use Object Lock (including default bucket retention) are now reliably removed from view, and no longer reappear or cause clean-up errors on every run.
Bug fix - When a scheduled differential or transaction log backup is automatically upgraded to a full backup (because no full backup exists), the full backup is now sent only to destinations configured to receive full backups.
Bug fix - S3-compatible storage listings now report an error, rather than silently stopping early, if the storage provider returns an incomplete page of results.
Bug fix - Box folder listings no longer stop early when the service returns a partial page of results.
Bug fix - Box destinations can now list folders containing more than 10,000 items.
Bug fix - Fixed temp file non-impersonated cleanup pass when using inline upload option.
Bug fix - Fixed specific backup storage errors resulting in an incorrect logon failure log entry.
Bug fix - Fixed potential for incorrect script type to run in certain backup job configurations.
Bug fix - Backup job scripts configured to stop on error were not halting the job as expected.
Bug fix - A script that fails to start is now treated as a script error for stop-on-error purposes.
Bug fix - Cancelling a backup job while a custom script is running no longer logs a script error.
Bug fix - A backup job stopped by failed script execution now goes through normal retry evaluation.
Bug fix - Google Drive uploads no longer risk creating a dup

Improvement - Added backup recovery operation logging.
Improvement - Added button to Recovery Explorer for quick access to recovery logs.
Improvement - Updated communications library for Box storage service.
Improvement - Updated communications library for Gmail and Google Drive services.
Improvement - Updated communications library for Microsoft OneDrive storage service.
Security - Updated Log4net library to remediate CVE-2026-40021.
Bug fix - Fixed failing await result instruction in legacy CLI.

Improvement - Added local compression staging for remote backups (experimental).
Improvement - Batch database restore now allows databases to be renamed.
Improvement - Updated communications library for Box storage service.
Bug fix - Fixed a handful of language translation gaps.
Bug fix - Fixed issue with Amazon S3 GovCloud bucket region resolution.
Bug fix - Fixed issue with batch restore custom folder for existing databases.

Improvement - Updated communications library for Box storage service.
Improvement - Updated communications libraries for Google Drive and Gmail services.
Improvement - Updated internal libraries for improved reliability and compatibility.
Improvement - Various user interface level UI performance improvements.
Bug fix - Fixed storage upload retries being skipped when when using free license.
Bug fix - Fixed rare Google Drive upload confirmation check issue.
Bug fix - Fixed file handle retention in folder backup destinations.
Bug fix - Fixed possible spurious error message when downloading an update.
Bug fix - Fixed layout issues in the batch recovery progress window.
Bug fix - Batch recovery queue was not cleared automatically when needed.
Bug fix - Fixed incorrect cancellation button text in batch recovery window.
Bug fix - Fixed lack of error message for specific invalid backup destination conditions in recovery explorer.

Improvement - Improved Azure blob storage download performance.
Improvement - New S3 compatible backup storage destinations:
Alibaba Cloud OSS
Cloudflare R2
DigitalOcean Spaces
Oracle Cloud
Tencent Cloud COS
MinIO
Improvement - Enhanced accent color chooser with preview ellipses.
Improvement - Improved service startup failure handling logic.
Bug fix - Fixed rare sqlite exception escaping service context.
Bug fix - Fixed incorrect default for light/dark theme switch.
Bug fix - Fixed issue with Box handling of very large downloads.
Bug fix - Fixed upload of backups over 400gb in size to Azure.

Improvement - New language support for Simplified Chinese.
Improvement - Batch restore configuration can select separate data and log folders.
Improvement - Additional Powershell Cmdlet example for awaiting job completion.
Improvement - Improved folder navigation in backup recovery explorer.
Improvement - Webhook notification failures now log an HTTP response body.
Improvement - Improved webhook notifications with exponential backoff retry.
Bug fix - Corrected a handful of UI string localization gaps.

Bug fix - Fixed v8.1 regression affecting some HTTP client operations.
Improvement - Updated communications library for Azure Blob Storage.
Improvement - Added DBCC CHECKDB database integrity check option (runs before backup).
Improvement - Dropbox upload performance improvements for larger files.
Improvement - Batch restore now allows the user to choose a restore directory.
Improvement - Custom scripts can now optionally halt job execution on error.
Improvement - Azure storage uploads now compute concurrency level from environment.
Improvement - Batch restore option configuration now persisted between uses.
Improvement - Additional detail added to backup execution logging scenarios.
Improvement - Added section to the Tools view for Powershell cmdlet automation.
Improvement - Minor user interface icon rendering improvements.
Bug fix - Removed extraneous option from batch restore window configuration area.
Bug fix - Fixed broken database connection termination option in batch restore.

Improvement - Updated communications library for Box.
Bug fix - Fixed intermittent "key was not present in the dictionary" error in Box backup destination.
Bug fix - Fixed "stream must be readable" error when downloading backups from Azure storage.
Bug fix - Fixed Google Drive destination issue when processing numeric database names.
Bug fix - Fixed a bug that prevented Amazon S3 region endpoint resolution when using IAM role credentials.

Improvement - Minor icon and UI improvements.
Improvement - Updated communications library for Box abd Azure backup destinations.
Bug fix - Fixed bug preventing certain valid backup job schedule configurations.
Bug fix - Fixed intermittent field specification error in Box backup destination.

Improvement - Improved handling of midnight when using "run between" scheduling option.
Improvement - Post-upload file presence test now verifies remote file size.
Improvement - Updated communications library for Box backup destinations.
Improvement - User-configured database skipping options no longer result in a warning job state.
Bug fix - Fixed incorrect progress calculation for specific scenarios.
Bug fix - Fixed bug preventing large files from uploading to Box.