QNAP unveils the QTS 5.2.3 and QuTS hero h5.2.3 updates: security, performance and new features on the menu

The security and performance of your NAS evolve! QNAP has just released two major updates for its NAS operating systems, QTS 5.2.3 and QuTS hero h5.2.3. These releases bring essential fixes, significant enhancements and new features to optimize your data management. Find out everything you need to know about these new releases.

What you need to know about QNAP systems: QTS and QuTS hero

QNAP offers two operating systems designed to meet different needs:

  • QTS (QNAP Turbo Station): Suitable for most NAS models, it is based on an ext4 file system.
  • QuTS hero: reserved for recent, more powerful models, it is distinguished by its use of the ZFS file system, which offers improved data management, particularly for backups and deduplication.

These two updates confirm QNAP’s commitment to keeping its solutions at the cutting edge of technology.

Key enhancements to QTS 5.2.3 and QuTS hero h5.2.3

1. Enhanced security

QNAP has introduced security patches to protect your data from potential threats. Although the exact details have not been disclosed for strategic reasons, these updates aim to strengthen NAS resilience against cyberattacks.

2. New features for better management

  • Control panel :
    • Automatic disk recovery enabled by default: Now active on compatible devices, this option can be changed in Control Panel > System > Hardware > General.
    • Enhanced IP access protection: Enabled by default for SMB protocol.
    • A new option allows internal IP addresses to be excluded from blocking related to unsuccessful connection attempts.
  • Storage and snapshots :
    • Optimized snapshot mounting performance: Although few details are provided, this enhancement promises smoother, more efficient backup management.

3. Bug fixes and performance optimization

The new versions correct a series of problems to improve NAS stability and functionality. Here’s an overview of the main fixes:

  • QVR Pro: Resolution of a problem preventing it from starting up after a NAS reboot.
  • User descriptions: Special characters are now correctly supported in group description fields.
  • Secure connections: Third-party applications now correctly use the HTTPS protocol.
  • Scroll bar: Ergonomics improved in the shared folder permissions management window.
  • Syslog protocol: Messages from third-party syslog generators are now correctly received.
  • Android compatibility: Authentication issues with the Qfile Pro application resolved.
  • External disks: Improved compatibility with EXT2 formatted disks.
  • I/O performance: Increased read and write speeds in specific scenarios.
  • File display: Fixed a problem limiting the number of files displayed in large folders.
  • NFS and SMB permissions: Several improvements for better rights management.

Other new features

  • Beta applications: It is now mandatory to join the QNAP App Beta Program via App Center > Settings > General to access beta versions of applications.
  • Firmware compatibility: Resolution of problems preventing updating on certain models, such as the TS-1635AX.

How to install the update?

These updates are a must for users who want to maximize the security and performance of their equipment. Here’s how to proceed:

  • Log on to your QNAP NAS interface.
  • Go to Control Panel > Firmware Update.
  • Download the update manually from the official QNAP website, if necessary.

Adopt the latest versions of QTS 5.2.3 and QuTS hero h5.2.3 to guarantee the security and fluidity of your NAS systems.

Last update: 25 January 2025

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