No. The UPD (update) is free only for existing DIGSI 4 customers with a valid Software Support Agreement. Without a license, you cannot commission or modify relays.
For users seeking to verify if their current setup is up to date, it's advised to for the latest hotfixes, as this is the most secure method for updating your system.
As Windows evolves, older software can become unstable. The DIGSI 4.90 update brings improved compatibility with Windows 10 and, in many cases, enhanced stability on Windows 11, reducing crashes during critical operations. 3. Bug Fixes and Stability Digsi 4.90 Download UPD
| Component | Recommended Specification | | :--- | :--- | | | Intel i5 or better (1 GHz minimum) | | RAM | 4 GB (2 GB recommended minimum) | | Hard Disk Space | 4 GB free | | Display | 1280 x 1024 or higher | | Operating System | Windows 10 Pro/Enterprise, Windows 7 Ultimate | | .NET Framework | Microsoft .NET Framework V3.5 required | | Interface | Serial RS232 or USB depending on device type |
: Run the Setup.exe as an Administrator. The installer will automatically detect previous versions and offer an "Update" or "New Installation" path. For users seeking to verify if their current
In this post, we cover everything you need to know about Digsi 4.90, including its key features, system requirements, and how to safely acquire the software.
To ensure smooth operation, your PC or laptop should meet the following hardware requirements. These are the minimum specifications recommended by Siemens for working with DIGSI 4: In this post
: The software provides comprehensive tools for detailed configuration and parameterization, allowing for precise adjustments to meet specific system requirements.
DIGSI 4.90 Download UPD: Ultimate Guide for Siemens Protection Relays
Warning: Installing DIGSI 4.90 over DIGSI 5 is safe (they co-exist), but you cannot use DIGSI 4.90 to program a SIPROTEC 5 device.