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Installation blocked: restriction blocking the use of add-ins

If you get this warning message when installing XLSTAT:

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As explained in the text, it is because of a specific rule blocking the use of Excel Add-ins.

Please find more explanation about how to Disable UI extending from documents and templates.
You must switch the key noextensibilitycustomizationfromdocument to 0 to allow the use of Excel add-ins, like XLSTAT.

If you manage to click on OK and continue the installation, so you will probably not be able to see the XLSTAT tab in Microsoft Excel.

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