How to install .OCX files for Windows

Software will often load .OCX files from the application folder first. If Windows does not find the .OCX file here, it will automatically check the Windows system folders.


Installing .OCX files for Applications.

When running software, the .OCX files are typically first searched for in the application folder. If the .OCX file is not found in this location, Windows will automatically check the system folders for the file. To install the .OCX file, place it in the same folder as the application's .exe file.
Here's how to find the location of the .exe file:
On Windows 11: Right-click the .exe file and select "More" followed by "Open File Location".
On other versions of Windows: Right-click the .exe file and select "Properties", then go to the "Shortcut" tab and click "Open File Location

Installing .OCX files for Windows.

Installing .OCX files in Windows is a straightforward process that can be completed in just a few minutes. To install an .OCX file, simply copy it into the appropriate system folder in Windows (see below for details). If you are unsure of which folder to use, you can try copying the file to both locations to ensure it is installed correctly.

  1. 32 bit : Copy the .OCX file to your C:\Windows\System32\ folder.
  2. 64 bit : Copy the .OCX file to your C:\Windows\SysWOW64\ folder.