If your workbook contains sensitive information, you can protect it
with a password. To do so, open the workbook, tap Edit, and then
Password. Every time you open the workbook, you will need to en-
ter the password, so choose one that is easy for you to remember
but hard for others to guess.
Chapter 5: Companion Programs
Cell contents appear here as
you enter them.
Format button.
Auto Sum button.
Zoom button.
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