How to Check the Bit-version of MS Office

To install the proper version of JChem for Office, first, you need to check the exact version of Microsoft Office, which is already installed on your computer. It can be 32-bit or 64-bit versions of Microsoft Office.

If Microsoft Office-64-bit is installed on your computer, you need to download and install the 64-bit version installer of JChem for Office.
If Microsoft Office-32-bit is installed on your computer, you need to download and install the 32-bit version installer of JChem for Office.

To check the bit-version of your Microsoft Office, navigate to the appropriate section of this guide: