Problem While Installing Excell AddIn (Certificate Validation)

Hi all, i face issue while installing the Excel AddIn because the Certificate valid until 21/12/2021, any suggest how to solve it? thank you

Error while tried to install ExcellAddIn

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Hi @lentvalent,

Could you please try the below once,

Also, here is the full troubleshooting guide - Excel Add-in

Hope this helps.



Check below thread for your reference

Hope this may help you


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