Proteus 9.1 is a major software update from Labcenter Electronics that introduces EDAi, a built-in AI platform designed to assist with circuit design, simulation, and embedded coding. Building on the 64-bit architecture introduced in version 9.0, this update focuses on enhancing engineering productivity through context-aware intelligence. Key New Features in Version 9.1
Note: Proteus 9.1 is not natively compatible with Windows 11, but many users report success using Windows 7 compatibility mode and disabling DPI scaling. proteus 91 full upd
Silk–Resist: Checks for ink printed on exposed pads or solder mask openings. Core Features of the Proteus 9 Framework Proteus 9
EDAi Design Assistants: Introduces ProPilot (commercial) and ProTutor (educational), which are AI assistants that analyze schematics to assist with design and documentation. Silk–Resist: Checks for ink printed on exposed pads
Solution: Disable "Real-time simulation" and switch to "Step-mode" for complex circuits. Also, reduce the maximum SPICE timestep from 1e-6 to 1e-5 in System > Set Animation Options.