How to Download and Run Rundll32.exe on Windows 7 64 Bits
Rundll32.exe is a Windows utility that allows you to load and run 32-bit dynamic-link libraries (DLLs). You can use it to perform various tasks, such as displaying the printer user interface, registering DLLs, or calling functions from a DLL. However, if you have a 64-bit version of Windows 7, you might encounter some issues with rundll32.exe. In this article, we will show you how to download and run rundll32.exe on Windows 7 64 bits.
What is Rundll32.exe?
Rundll32.exe is a command-line tool that loads and runs 32-bit DLLs. It has no configurable settings or user interface of its own. Instead, it relies on the DLLs that it loads to provide the functionality and display the interface. You can run rundll32.exe from an elevated command prompt or from the Run dialog box. The syntax of rundll32.exe is as follows:
The <DLLname> parameter specifies the name of the DLL file that you want to load. The <entrypoint> parameter specifies the name of the function that you want to call from the DLL. The [parameters] are optional and depend on the function that you are calling. For example, to display the printer user interface, you can use the following command:
You can find more information about rundll32.exe and its parameters on Microsoft Learn[^1^].
How to Download Rundll32.exe for Windows 7 64 Bits?
If you have a 64-bit version of Windows 7, you might notice that there are two rundll32.exe programs on your system:
The 64-bit version of rundll32.exe can load and run both 32-bit and 64-bit DLLs. The 32-bit version of rundll32.exe can only load and run 32-bit DLLs. However, if you try to run a 32-bit DLL with the 64-bit version of rundll32.exe, you might get an error message saying that the specified module could not be found. This is because the 64-bit version of rundll32.exe looks for the DLLs in the System32 folder, which contains only 64-bit DLLs.
To fix this problem, you need to use the correct version of rundll32.exe for your DLL. If you have a 32-bit DLL, you need to use the 32-bit version of rundll32.exe in the SysWOW64 folder. If you have a 64-bit DLL, you need to use the 64-bit version of rundll32.exe in the System32 folder.
If you don't have rundll32.exe on your system or if it is corrupted, you can download it from a reliable source. One such source is exefiles.com[^3^], which provides various versions of rundll32.exe for different Windows operating systems. To download rundll32.exe from exefiles.com, follow these steps:
Go to https://www.exefiles.com/en/exe/rundll32-exe/.
Locate your Windows operating system version in the list of below \"Download rundll32.exe Files\".
Click the appropriate \"Download Now\" button and save the file to your computer.
Copy the file into the appropriate directory for your Windows version: Windows 10: C:\\Windows\\System32\\.
Windows 8.1: C:\\Windows\\System32\\.
Windows 7: C:\\Windows\\System32\\ for 64-bit rundll32.exe or C:\\Windows\\SysWOW64\\ for 32-bit 0efd9a6b88