Hi,
May I know what software are you using? Outlook? Word? Excel?
With your confirmation, I can add more specific tags so that correct resources can hel to resolve the issue.
For your reference:
Use the Speak text-to-speech feature to read text aloud
https://support.microsoft.com/en-us/topic/use-the-speak-text-to-speech-feature-to-read-text-aloud-459e7704-a76d-4fe2-ab48-189d6b83333c?ui=en-us&rs=en-us&ad=us
Thanks,
Eleven
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