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How to increase a number automatically when workbook is opened?

Author Xiaoyang Last modified

If you want to increase a number cell by 1 automatically when you open the workbook each time, of course, you can add 1 manually. But, is there any better method to add 1 for the number automatically when opening the Excel document?

Increase a number automatically when workbook is opened with VBA code


Increase a number automatically when workbook is opened with VBA code

The following simple VBA code may help you to add 1 for the number cell automatically when the workbook is opened each time, please do as this:

1. Hold down the ALT + F11 keys, and it opens the Microsoft Visual Basic for Applications window.

2. In the Project-VBAProject pane, double-click ThisWorkbook to open the Module, then, copy and paste the below code into the module, see screenshot:

VBA code: Increase a number automatically when the workbook is opened:

Private Sub Workbook_Open()
Worksheets("Sheet1").Range("A2") = Worksheets("Sheet1").Range("A2") + 1
End Sub

copy and paste the code into ThisWorkbook module

Note: In the above code, Sheet1 and A2 are the sheet and cell which contains the number you want to increase automatically. Please change them to your need.

3. Then you should save the Excel file as Excel Macro-Enabled Workbook format, see screenshot:

save the Excel file as Excel Macro-Enabled Workbook format

From now on, when you open this specific workbook, the number in cell A2 in Sheet1will be added 1 automatically.

Note: This code is only applied to the number cell.


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