To talk to an agent about Microsoft Word 365, you can contact Microsoft support. However, the specific telephone number for your region may vary. You can find the most current support phone number for your country/region by checking the global phone numbers list provided by Microsoft. Technical support is available 24 hours a day, 7 days a week, and billing support is typically available from 9 AM to 5 PM, Monday through Friday.
Make sure to have your account details ready when you call, as you may need to verify your identity with a PIN-based verification step if you're calling from a number not registered with your organization profile.
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