How does Excel freeze Windows?

1, please download and install the Excel2013 version

2, it is best to activate your Excel2013 software

3. Create a new document

4, input content

We need a date to freeze.

Allow the following weeks to scroll up and down

5, select the next line of content that needs to be frozen

6, click the View

7, click the Freeze Window button

8, choose to freeze the first line

9, back to EXECL will see a line below the first line

10, this time we can scroll up and down;

But the first frozen line always shows up.