Hi @MARIA HERNANDEZ
Thank you for posting your question in the Microsoft Q&A forum.
I found an article might help you.
Please proceed with method 1, if it doesn't work, start using method 2.
Hyperlinks are not working - Outlook | Microsoft Learn
Please back up the registry before modifying in case something went wrong.
I hope this information helps.
Please try and let me know if it works for you, if not, we can figure out another approach.
Thanks for your cooperation.
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