Forum home » Delegate support and help forum » Microsoft Excel Training and help » excel computer training - How big can an excel spreadsheet be?
Hi Victoria. Excel workbooks can contain 255 worksheets. In each worksheet, you can have up to 256 columns and 65,536 rows, giving you about 16M cells. Should you so wish!
Hope this helps,
Anthony
Training information:
See also:
Welcome. Please choose your application (eg. Excel) and then post your question.
Our Microsoft Qualified trainers will then respond within 24 hours (working days).
Frequently Asked Questions
What does 'Resolved' mean?
Any suggestions, questions or comments? Please post in the Improve the forum thread.
It is possible to protect the contents of a cell reference(s) from amendment by applying cell protection. The contents of the cell reference can also be stopped from displaying in the formula bar.
Step 1: Select Format > Cells > Protection.
Step 2: Tick Hidden option. Ensure Locked is ticked
Step 3: Select Tools > Protection > Protect Sheet
(Ensure "Protect worksheet and contents of locked cells" is ticked)
TrustScore
4.9
/ 5
2394 reviews
Call for assistance
We will call you back
Formerly Best Training
© 2025 STL. All Rights Reserved.
All prices offered for business users and exclude VAT. E&OE
2nd Floor, CA House, 1 Northey Street, Limehouse Basin, London, E14 8BT, United Kingdom.
