[top] Download Signmaster V3.5 Guide
SignMaster v3.5 requires Microsoft Visual C++ 2010 Redistributable. Download the official package from Microsoft (vcredist_x86.exe) and install it before re-running SignMaster setup.
Windows 10/11 disables older unsigned drivers sometimes. Restart Windows, press F8 to enter "Disable Driver Signature Enforcement" mode, then reinstall the plotter driver. download signmaster v3.5