How to Open and Run 3. Command Prompt in 6. Windows. 64 bit or x. Windows operating system such as Windows Server 2. Windows XP Professional x. Edition, Windows Vista and Windows Server 2. Microsoft Windows 3. Windows 6. 4 WOW6. OS is optimized to run native 6. To reduce compatibility issue and prevent a 3. WOW6. 4 subsystem isolates 3. Other than separate registry hive for WOW6. System. 32 and Program Files folder is designated as 6. DLLs only too, and all access or IO of 3. System. 32 folder to the windirSys. WOW6. 4 folder, and from Program Files to Program Files x. The command prompt cmd. File System Redirection feature, where command line commands or. Heron Racing Handbook Definition. Program Files or windirSystem. The WOW6. 4 subsystem redirects and installs 3. Install Windows 2000 In Dosbox Mac' title='Install Windows 2000 In Dosbox Mac' />Program Files x. Sys. WOW6. 4 folder. To access the correct folder, programmer or developer must change the command line script, or using Sysnative virtual directory alias to access windirSystem. Sys. WOW6. 4. When this is not possible, or when have to access original native Program Files folder, user can type the command line script at a 3. The 3. 2 bit command prompt automatically redirects file system calls to the correct 3. To start and open a 3. Click Start. Type windirSys. Wo. W6. 4cmd. exe in Start Search box. Alternatively, press Win R keys or type Run in Start Search to open Run dialog, and type windirSys. Wo. W6. 4cmd. exe. Press Enter. In 3.