Patch winsetup.dll Hack

The system check for RAM size and its stop installation routine is coded in winsetup.dll file on the DVD disc or ISO image. Follow the steps below to patch winsetup.dll to bypass the RAM memory check during setup installation of Windows 7, Windows Vista and Windows Server 2008.

Note: Only works on 32-bit (x86) version.

Copy the content of DVD installation disc media, or extract the contents of DVD ISO image to hard disk drive.

Download and install any HEX editor such as AptEdit Pro, WinHEX and Notepad++ (a Notepad alternative) with HEX Editor plugin.

Use the HEX editor to open winsetup.dll located inside the /source/ folder of the copied installation files.

Search or find the following HEX (hexadecimal) string:



77073D7801

Modify the HEX string to replace and overwrite it with the following HEX code:



E90400000

Save the modified winsetup.dll file.

Run the setup.exe from the installation files copied to hard disk. For user who wants to start installation from bootable DVD instead, replace the winsetup.dll in the ISO with patched version, and then burn the ISO to disc.