How can I disable user from adding or deleting columns in a worksheet.

[Scorpvin]

How can I disable user from adding or deleting columns in a worksheet?

[darknation144]

Under format cells you can control if a cell is locked or not. Unlock the cells you want them to be able to change then protect the worksheet and select the behaviour you want.

http://www.dummies.com/how-to/conten...xcel-2010.html