Situation: The client uses Office 365 and has a 32 bit add-ins. They have a problem to install the add-ins in new Dell computers.
Troubleshooting: 1. The Dell computer comes with Office 365 64 but.
2. When they install the Office from Office 365 website, it installed 63 bit automatically.
Uninstall Office 64 bit and re-install Office 32 bit. That should fix the problem.