excel2007 Freeze pane is gray, do not use how to do?

excel2007 Freeze pane is gray, do not use how to do ? In the previous excel2007 tutorial, we shared the excel2007 Freeze pane method, many netizens feel very magical, easy to use. Therefore, there are also users ready to operate according to the tutorial, but a netizen and small series reflect: After opening the excel2007, frozen panes and new window are all gray, excel2007 frozen panes can not use. Below, small make up to everybody to explain the excel2007 freeze pane is a gray solution

Frozen window of excel2007

Q: excel2007 Freeze pane is gray What's going on?

For:

Did you double-click a cell? If it is in the cell content Input State Freeze pane is black. You can edit panes only when you are not in the content input state.