How do I stop auto conversion of numbers to a date?

[L]

I type in 9-5 and Excel automatically changes my entry to 9-May. I've tried
to stop it using Autoformat but it hasn't worked.

 

[Gary''s Student]

Format the cell as Text before entering any information into it.

 

[Mike Rogers]

L

Preceed your entry with an apostrophe or formate the cells as text.

Mike Rogers