This update focuses heavily on expanding vehicle support and squashing lingering bugs. The team has put significant work into the GM E78/E78A controllers and added functionality for late-model Fords.
| Aspect | Rating | Notes | |--------|--------|-------| | Scanner logging stability | ⭐⭐⭐⭐☆ (4/5) | Major improvement over 4.12.0-4.12.2. One minor bug with high-rate EGT channels remains. | | Editor table responsiveness | ⭐⭐⭐⭐⭐ (5/5) | Snappier than 4.10 on complex files (e.g., C7 ZR1 with 20+ custom maps). | | Write times | ⭐⭐⭐⭐☆ (4/5) | Unchanged from 4.12.2. Write-on-the-fly (WOTF) still not supported for most 2021+ ECUs. | | Resource usage | ⭐⭐⭐☆☆ (3/5) | RAM usage increased by ~15% due to new definition structures. 8GB RAM minimum recommended. | hp tuners 4.12.4
HP Tuners version 4.12.4 is a stable software release for the VCM Suite. While specific version 4.12.4 notes are focused on bug fixes and expanded vehicle support, the core "long guide" for using the software—from setup to advanced tuning—is standard across most 4.x versions. 1. Getting Started: Installation & Hardware This update focuses heavily on expanding vehicle support
To use 4.12.4 (or the latest stable version), follow these standard installation steps : One minor bug with high-rate EGT channels remains
Improving the speed at which the VCM Scanner polls data from the vehicle's network. 📈 Why Update Your Software?