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In this case, click Options, click the Enable this Content option, and then click OK. If the source workbook is closed when you open the dependent workbook, Excel displays a Security Warning in the message bar, which tells you that automatic updating of links has been disabled.If the source workbook is open when you open the dependent workbook, Excel automatically updates the links again.If both the source and the dependent workbooks are open, Excel automatically updates the link whenever the data in the source file changes.You can make sure of this by updating the link as follows: However, to be useful, the data in the dependent workbook should always reflect what actually is in the source workbook. If one workbook contains the information you need, you can use a link to reference the data without recreating it in another workbook. The purpose of a link is to avoid duplicating formulas and data in multiple worksheets. If in doubt, include the single quotation mark anyway since Excel will ignore them if they're not required. You need to use single quotation marks around the path, workbook name, and sheet name only if the workbook is closed or if the path, workbook, or sheet name contains spaces. You can omit sheetname if reference is a defined name in the same workbook.Ī cell or range reference or a defined name.įor example, if you close the 2011 Budget workbook, Excel automatically changes the external reference shown in Figure 3.11 to the following, depending on the actual path of the file: ='C:\Users\Paul\Documents\Details'!$R$7 You can omit workbookname if you're referencing a cell or range in another sheet of the same workbook. Always enclose the workbook name in square brackets (). The name of the workbook including an extension. You need to include the path only when the workbook is closed.
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The drive and directory in which the workbook is located, which can be a local path, network path, or even an Internet address. Here's the syntax: 'pathsheetname'!reference However, you need to be comfortable with the structure of an external reference. As shown in the example in Figure 3.11, enter an equal sign in cell B2 of the Budget Summary worksheet, and then click cell R7 in the Details worksheet. You set up links by including an external reference to a cell or range in another workbook or in another worksheet from the same workbook.
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There's no big mystery behind these external reference links. The workbook that contains the original data is called either the source workbook or the server workbook. The workbook that contains the external reference is called either the dependent workbook or the client workbook.