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sabnzbd/README.mkd
2025-12-22 22:00:02 +01:00

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Release Notes - SABnzbd 4.6.0 Beta 2

This is the second beta release of version 4.6.

New features in 4.6.0

  • Added support for NNTP Pipelining which eliminates idle waiting between requests, significantly improving speeds on high-latency connections. Read more here: https://sabnzbd.org/wiki/advanced/nntp-pipelining
  • Dynamically increase Assembler limits on faster connections.
  • Improved disk speed measurement in Status window.
  • Enable verify_xff_header by default.
  • Reduce delays between jobs during post-processing.
  • If a download only has .nzb files inside, the new downloads will include the name of the original download.
  • Dropped support for Python 3.8.
  • Windows: Added Windows ARM (portable) release.

Bug fixes since 4.5.0

  • Check before download could get stuck or fail to reject.
  • No error was shown in case NZB upload failed.
  • Correct mobile layout if Full Width is enabled.
  • Aborted Direct Unpack could result in no files being unpacked.
  • Windows: Tray icon disappears after Explorer restart.
  • macOS: Slow to start on some network setups.

Upgrade notices

  • You can directly upgrade from version 3.0.0 and newer.
  • Upgrading from older versions will require performing a Queue repair.
  • Downgrading from version 4.2.0 or newer to 3.7.2 or older will require performing a Queue repair due to changes in the internal data format.

Known problems and solutions

Code Signing Policy

Windows code signing is provided by SignPath.io using a SignPath Foundation certificate.

About

SABnzbd is an open-source cross-platform binary newsreader. It simplifies the process of downloading from Usenet dramatically, thanks to its web-based user interface and advanced built-in post-processing options that automatically verify, repair, extract and clean up posts downloaded from Usenet.

(c) Copyright 2007-2025 by The SABnzbd-Team (sabnzbd.org)