Jimbo, check tools, options, calculation, check automatic
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Paul B
Always backup your data before trying something new
Please post any response to the newsgroups so others can benefit from it
Feedback on answers is always appreciated!
Using Excel 2002 & 2003

"Jimbo" wrote in message
...
I have been using a workbook for many years without problem, but it has
stopped automatically updating formulas. Is there a switch somewhere that
I
have turned off?