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Automower® support
What’s new in the latest firmware update for Automower® 320 NERA, 430X NERA and 450X NERA?
Keeping your Automower® robotic lawn mower’s firmware up to date ensures it runs at its best and lets you enjoy the newest features and improvements from Husqvarna.
Below are the release notes for the latest firmware updates for these Automower® models:
320 NERA
430X NERA
450X NERA
Charging station for Automower® NERA
Firmware version: 5366155-22C_P21-SwPkg_98.4 (Robotic lawn mower)
Released 2026-02
New features
Possible to create one transport path to connect multiple work areas.
Enhancements
Improved systematic mowing on slopes.
Simplified use of PIN code.
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Previous firmware versions
View the details of previous firmware updates.
Firmware version: 5366155-20C_P21-SwPkg_90.3 (Robotic lawn mower)
Released 2025-11
New features
New “Remote Control” setting added in the lawn mower interface to enable appDrive mode.
Enhancements
EPOS® system improvements and bug fixes.
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-19A_P21-SwPkg_79.4 (Robotic lawn mower)
Released 2025-09
New features
There are no new features in this release.
Enhancements
General behaviour improvements.
General connectivity improvements.
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-18A_P21-SwPkg_79.2 (Robotic lawn mower)
Firmware version: 5312252-08A_CS-NERA-SwPkg_79.2 (Charging station)
Released 2025-06
New features
There are no new features in this release.
Enhancements
Improved slip detection.
Progress bar added to the mower display during software installation.
No PIN needed on the mower display if already connected via Bluetooth.
Improved navigation in narrow corridors.
Improved systematic mowing behaviour.
Improved EPOS™ performance.
General operational improvements and bug fixes.
Dimmed charging station lights in the evening and at night.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-17B_P21-SwPkg_78.10
Released 2025-04
New features
There are no new features in this release.
Enhancements
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-15B_P21-SwPkg_78.5
Released 2025-02
New features
There are no new features in this release.
Enhancements
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-14B_P21-SwPkg_68.6 (Robotic lawn mower)
Firmware version: 5312252-07A_CS-NERA-SwPkg_68.3 (Charging station)
Released 2025-02
New features
Support for EPOS™ via the Husqvarna Cloud (the service is only available in selected markets)
Support for Japanese language in the user interface on the mower
Enhancements
Improved Object Detection and Avoidance feature
Improved Support by Wire feature
Improved behaviour to reduce stops
Improved zone control for lawn mowers with physical boundaries
General operational improvements and bug fixes
Note: This SW version is not mandatory, but highly recommended.
Firmware version: 5366155-12B_P21-SwPkg_66.7 (Robotic lawn mower)
Released 2024-09
New features
There are no new features in this release.
Enhancements
General operational improvements and bug fixes.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-11B_P21-SwPkg_66.5 (Robotic lawn mower)
Released 2024-07
New features
There are no new features in this release.
Enhancements
Improved behaviour to get EPOS fix faster.
Note: This software version is not mandatory, but highly recommended.
Firmware version: 5366155-09C_P21-SwPkg_57.11 (Robotic lawn mower)
Firmware version: 5312252-06B_CS-P21-SwPkg_57.5 (Charging station)
Released 2024-06
New features
Start-on-start: When mowing is activated, the lawn mower will start mowing immediately regardless of battery level.
Enhancements
Improved EPOS™ Support by Wire functionality.
Improved handling of object avoidance.
General operational improvements and bug fixes.
Note: This SW version is not mandatory, but highly recommended.
Firmware version: 5366155-07A_P21-SwPkg_54.2 (Robotic lawn mower)
Firmware version: 5312252-04A_CS-P21-SwPkg_54.2 (Charging station)
Released 2024-02
New features
Support for EPOS™ RS1.
Support for EPOS™ Support by Wire.
3 guide wires for 430X NERA.
Enhancements
Improved navigation on the lawn.
Improved object avoidance.
Adjusted classification of certain errors. Instead of the label “fatal”, they are now categorised as “confirmable”.
Increased lawn mower speed when using the appDrive function on the smartphone to create virtual boundaries or virtual areas with EPOS™ (320 NERA and 430X NERA).
General improvements and bug fixes to the lawn mower‘s operation.
Note: This SW version is not mandatory, but highly recommended.
Firmware version: 5366155-06B_P21-SwPkg_47.36 (Robotic lawn mower)
Firmware version: 5312252-03A_CS-P21-SwPkg_47.8 (Charging station)
Released 2023-10
Enhancements
Improved battery management during winter storage.
Improved user experience when changing PIN code.
Improved mower collision detection.
Various fixes and improvements.
Note: This SW version is not mandatory, but highly recommended.
Firmware version: 5366155-04B _P21-SwPkg_47.30
Released 2023-06
New features
Additional languages available in the lawn mower display.
Changed light behaviour when the lawn mower is in error mode.
New battery type check.
Increased limit to 800 boundary points for complex EPOS areas.
Enhancements
Improved Bluetooth connection.
Improved stability when following the boundary.
Improved detection and managing of small or narrow areas.
Improved traction in EPOS mode.
Improved edge cutting function.
Improved accuracy in “Drive past wire”.
Improved docking force.
Improved GPS assisted navigation function.
General operational improvements and bug fixes.
Note: This software version is mandatory.