How to Open UDF Files

Written by tyran dewalt
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How to Open UDF Files
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You can open User Defined Function (UDF) files with Microsoft Excel. Microsoft Excel User Defined Functions are also known as custom functions. Users create UDF files using Microsoft Excel's workbooks. UDFs allow users to create math functions, array formulas, text manipulation and diagnostics. You can also use Excel spreadsheets to create UDF files.

Skill level:
Easy

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Instructions

  1. 1

    Click the "Start" button or Windows logo in the left corner of the screen to open the Start menu.

  2. 2

    Click "All Programs" and open the "Microsoft Office" folder.

  3. 3

    Open "Microsoft Excel." Click "File" on the menu bar.

  4. 4

    Click "Open." Locate the UDF file you wish to open. Highlight the file and click "Open."

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