Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hi Hema,
Do you have any other contact number that you can try for registration process? If you still have issues you can contact global contact number over here - https://support.microsoft.com/en-us/topic/global-customer-service-phone-numbers-c0389ade-5640-e588-8b0e-28de8afeb3f2
Hope this helps.
JS
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