How can I install an external ActiveX control (.OCX file) in Delphi ?
Click File > New > Package
Save the Package project.
Click Component > Import Component
Select Import ActiveX control.
Select ActiveX-control in list or click Add and browse the for file.
Fill in component details, like name and palette page.
Optionally set unit directory to same location as where you saved the package project.
Optionally check Generate component wrappers.
Select Add unit to Package and Finish.
Right click on the Package in Project manager to Build and Install package.