.XLTX

.XLTX file extension

This is the basic program to work with .XLTX extension

Security Update for Microsoft Office Excel 2007

Security Update for Microsoft Office Excel 2007 Microsoft Office Excel Template

The program works with the following extensions: xll, xlt, odc, dif, csv, dqy, slk, iqy, oqy, rqy, xla, xlk, xlam, xltm, xltx, xlshtml and xlthtml

.XLTX extension is also supported by the following programs:

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