Do not download COM/ActiveX binaries from untrusted file-sharing sites.
It is crucial to note that Microsoft does provide Microsoft Barcode Control 16.0 as a standalone public download. Because it is intellectual property bundled with the Office suite, you cannot legally or safely download the individual .ocx file (typically named MSCOMCT2.OCX or similar depending on the specific barcode library version) from third-party "DLL download" sites. Downloading ActiveX controls from unverified sources poses a significant security risk. Microsoft Barcode Control 16.0 Activex Download
Using pure VBA code to "draw" the barcode using box elements, which works in both 32-bit and 64-bit Office. Microsoft Barcode Control 16.0 Activex Download