You probably have calculations set to manual under
toolsoptionscalculation, change that to automatic

--

Regards,

Peo Sjoblom

Northwest Excel Solutions

www.nwexcelsolutions.com

(remove ^^ from email address)

Portland, Oregon




"KokWoei" wrote in message
...
The AutoSum is not working well. It does not auto update the data once
amend
the value. I'm using Microsoft Excel 2003 Standard Edition SP2 under
Microsoft Windows XP Professional SP2.