Version 6.3.12 for 64-bits represents a significant evolution. It allows the client process to utilize the vast memory capabilities of modern x64 processors, moving beyond the constraints of the WOW64 (Windows 32-bit on Windows 64-bit) emulation layer.
: Includes integrated features for managing digital certificates and smart card/token security settings like PIN management. Key Specifications for Version 6.3.12 classic client 6.3.12 for 64 bits
: Reverting safe changes to default states and clearing problematic caches. or a list of supported smart card readers for this specific version? Article Details KB0027248 - Thales Support Portal Version 6
: Right-click the installer to prevent permission errors. Key Specifications for Version 6
A: No. The original 6.3.12 was 32-bit. The "for 64 bits" version is a community recompile or a patched binary using the Large Address Aware flag plus a custom wrapper.