Logs are now written to %PROGRAMDATA%\Mantra\Logs\MFS100_YYYYMMDD.log with verbosity levels:
Cause: Firewall or proxy blocking outgoing TLS traffic.
Fix:
| Feature | v8.x | v9.0.2.5 | v9.0.3.8 | |---------|------|-----------|-----------| | Windows 11 support | Partial | Yes | Full | | TLS 1.3 | No | No | Yes | | Logging level | Basic | Enhanced | Diagnostic + Event Tracing | | Installation time | ~30 sec | ~25 sec | ~20 sec | | False Rejection Rate | ~3% | ~2% | ~1.2% | Mfs100clientservice Version 9.0.3.8
The service includes a liveness check based on:
Cause: Missing .NET Framework or corrupted performance counters.
Fix: Note : This version does not support Windows
The MFS100ClientService is a Windows‑based service component that interfaces with the MFS100 fingerprint scanner hardware. Version 9.0.3.8 introduces several enhancements and fixes that improve reliability, security, and developer usability.
Proper installation is critical to avoid “device not found” or “service failed to start” errors. Follow this step-by-step guide: not via unpowered hub) |
To run this version smoothly, ensure your system meets the following:
| Component | Minimum Requirement | |-----------|----------------------| | OS | Windows 8.1, 10, 11, Windows Server 2016/2019/2022 | | Architecture | x64 (64-bit) – no native 32-bit support in this version | | RAM | 2 GB (4 GB recommended for concurrent applications) | | Disk Space | 150 MB (logs may require additional 500 MB) | | .NET Framework | .NET Framework 4.7.2 or higher | | USB Port | USB 2.0/3.0 (dedicated port, not via unpowered hub) |
Note: This version does not support Windows 7 or Windows XP, even with extended security updates. Users on legacy OS must stay on version 8.2.x or upgrade their OS.