Change the Number of Undo Levels in Microsoft Excel (All Windows)

This tweak lets you modify the amount of undo history information that Excel will track. Increasing this value allows you to undo more than the default number of changes.

This tweak can be easily applied using WinGuides Tweak Manager. Download a free trial now!

Open your registry and find the key below where [version] is "9.0" for Excel 2000 and "10.0" for Excel 2002.

Create a new DWORD value, or modify the existing value, named "UndoHistory" and set it to the number of undo levels between 0 and 100.

Restart Excel for the change to take effect.

		(Default)	REG_SZ	(value not set)
		UndoHistory	REG_DWORD	0x00000064 (100)

	HKEY_CURRENT_USER\Software\Microsoft\Office\[Version]\Excel\...

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Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.