Click Restrict Editing in the Protect group.

Continue to select input cells and insert controls until you’re done.

In Word 2003, display the Forms toolbar and click Text Form Field.

In the Controls group, click the Legacy Tools option and choose Text Form Field.

Select a cell where you want users to enter information.

Create the table and enter the labels or values you want to protect as you normally would.

To protect and unprotect cells in a Word table, do the following: The solution’s a bit convoluted and works best with a simple document. Only those cells with the controls will allow changes.

Protecting cells in a Word table isn’t as easy, but it can be done: you insert a Text Form Field control into each cell where you want users to input or modify values. Protecting specific cells in an Excel sheet is easy.

Protecting data in a Word table isn't as simple as turning a protection feature on, but it's possible using Text Form Field controls. How to protect cells in a Word table using a Text Form Field

Lock word document from editing 2010