column from ABC to 123

[Guest]

Normally the column is name alphabetically example A, B, C but I dont know
what I did it was changed to numerical 1, 2, 3. How do I change it back to
A,B,C?

 

[Anne Troy]

Tools-->Options, General tab. Uncheck R1C1 reference style.
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Anne Troy
www.OfficeArticles.com