Are you doing a or upgrading an existing version?
: Temporarily disable aggressive real-time antivirus scanning or whitelist the installer to prevent the blocking of essential registry writes. Digsi 4.90 Download UPD
The most reliable way to obtain the software is through the Siemens SiePortal . Are you doing a or upgrading an existing version
While newer versions (up to V5.00) are available, version 4.90 is uniquely intended for projects requiring legacy driver compatibility. It serves as the interface for: Digsi 4.90 Download UPD