You can reach out to support via Microsoft Support:
https://support.microsoft.com/en-us/contactus/
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how do I contact a MS person? re: Excel, Office
You can reach out to support via Microsoft Support:
https://support.microsoft.com/en-us/contactus/
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You can also contact with Microsoft support via this global-customer-service-phone-numbers-c0389ade-5640-e588-8b0e-28de8afeb3f2
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