>>>Hi Yuri,
>>>
>>>Thanks a lot for your reply. I was looking for a way to do it from the Excel, not from VFP. I understand it can be done, but can you please tell me steps in Excel?
>>>
>>>Thanks again.
>>
>>Open Excel VB Editor Toolbar ( Excel Menu, View --> Toolbars), click there on the icon "Control Toolbox", and choose the control you need.
>
>I'm now able to add the checkbox, but I can not click in it to change its status.

One cannot do it in design mode. Exit Design Mode first.