---
title: "Download the ACE Service Installer"
canonical: "https://legacy.knowledge.alfen.com/space/IN/1627488257/Download%20the%20ACE%20Service%20Installer"
format: markdown
---
<span style="color: #4c9aff">**Overview**</span>

The Alfen ACE Service Installer is a software (Windows only) that can be used to configure and troubleshoot an Alfen charger on location.  
The latest version can be downloaded below.

Version information:

- Version: 4.3.0_424
- Release date: 11-05-2026

 

  
<span style="color: #4c9aff">**Known limitations:**</span>  
[ACE Service Installer 4.1.0 and upwards fail to communicate with charger on old firmware](https://knowledge.alfen.com/space/IN/1987739649)

  
<span style="color: #4c9aff">**Release notes for ASI 4.3.0_424**</span>

- Fixed an issue where the Configure Modbus TCP/IP button was shown when not applicable
- Improved login reliability when unexpected responses are returned
- Charger time is now synchronized before firmware updates to prevent update issues
- Optimized log saving to avoid high memory usage and improve performance
- Log entries now consistently include ID and date/time
- Factory reset now correctly allows full removal of personal and security‑sensitive data
- Fixed an issue where Backoffice presets could reset unexpectedly
- Added extended tamper detection
- Added new display dimming options (inactivity and QR code display)
- Added support for the AHP and NG9 platforms, including firmware versions AHP v2.5.0 and NG9 v7.4