Protection This property allows you to set or retrieve the protection setting of the Grid control. Valid values are: 0 the Grid control is not protected at all. The user can access the cells and modify their value. This is the default setting. 1 the Grid control is read-only. The user can move to any of the cells, but cannot change their content. 2 the Grid control doesn’t allow you to select any cell, however it can still get the focus. Example - Modify a grid to be read-only in full procedure division. ... modify screen-1-gr-1 protection 1 ...