The base version of 17.4 (Base Release) may contain bugs that cause stability issues on newer Windows updates. Cadence regularly releases updates called (e.g., ISR updates). Open the Cadence Download Manager . Navigate to the Updates tab. Locate the latest Hotfix available for OrCAD/Allegro 17.4.
: Right-click setup.exe and select Run as Administrator . orcad allegro 17.4 download
What specific or roadblock are you currently facing? The base version of 17