>In a grid, a general field appears. When I double-click on it, I can see in a window an image of my word document. The problem is when my document has more than one page, I can only see the first one. I try arrows, pageUP, pageDOWN... nothing to do... I cannot see the other pages. Someone knows how to see all pages?

This is the behavior by design. You can explore possibilities while browsing the table in VFP command window, clicking on general field, and then choosing from Edit -> Document Object either Edit or Open. See whether it is what you need.

Then let us talk about what you actually need and whether general field is the right approach for your goals. Probably you do not want user to edit, or save, or ....