Protel Advanced PCB 2.8 is a legacy electronic design automation (EDA) tool originally released in the mid-1990s by the Australian company Protel, which later rebranded to Altium . While a "2021 download" version does not exist as a modern official release, the software remains a subject of interest for hobbyists and engineers maintaining vintage systems or legacy design files. Software History and Legacy
Yes, through File > Importer > Protel 99 SE/2.x. However, complex polygons and old primitives may require cleanup. Protel Advanced Pcb 2.8 Download 2021