Release Notes - SABnzbd 4.5.0 Beta 2

This is the second Beta release of 4.5.0.
Additional features will be added before the final release.

New features in 4.5.0

• Improved failure detection by downloading additional par2 files right away.
• Added more diagnostic information about the system.
• Use XFF headers for login validation if verify_xff_header is enabled.
• Added Turkish translation (by @cardpuncher).
• Windows: Removed MultiPar support.
• Windows and macOS: Updated Python to 3.13.2, 7zip to 24.09,
  Unrar to 7.10 and par2cmdline-turbo to 1.2.0.

Bug fixes since 4.4.0

• Handle filenames that exceed maximum filesystem lengths.
• Directly decompress gzip responses when retrieving NZB's.

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

• Read ISSUES.txt or https://sabnzbd.org/wiki/introduction/known-issues

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)