Xltx extension is related to Microsoft Excel templates. You can try to open xltx files with Excel 2007 or upper versions.
Xltx and xltm extensions stand for template files. These file formats are created by Microsoft Excel 2007-2015 software. If you need to open xltx files on your computer, you should install Office package. Or, you can try to open these files with Office kind of free softwares which you can easily download via internet.
What to use xltx
Excel 2007 and upper versions
which page related to xltx file
xltx Related Searches
You can check related links about xltx fileextension.