Wow64 Microsoft Official

: Windows uses redirection to keep 32-bit and 64-bit software data separate:

: On x86-64 systems, the processor can switch between 32-bit and 64-bit modes natively, which makes the translation process computationally inexpensive. Wow64 Microsoft

: Manages processor mode switching on x86-64 architectures. Key Benefits : Windows uses redirection to keep 32-bit and

: Requests to directories like C:\Windows\System32 from 32-bit apps are redirected to C:\Windows\SysWOW64 . Wow64 Microsoft

WoW64 is a standard part of Windows 64-bit editions (including Windows 7, 10, and 11) and does not require a separate download.

: When a 32-bit application makes a system call, WoW64 "thunks" (translates) it. This involves converting pointers and call stacks from 32-bit formats to 64-bit formats before passing them to the kernel.