Instead of fighting compatibility issues with an outdated, unsecure application, you can use several modern, free analytical platforms that natively support 64-bit architecture. 1. SAS OnDemand for Academics (ODA)
Though officially retired, you can still find licensed virtual machine images (e.g., from academic archives). It runs inside Oracle VirtualBox and is completely legal if you download from SAS’s retired archives. sas 91 3 portable 64 bit free