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![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(192, 56.00000000000001%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJR%3C/text%3E%3C/svg%3E)
Bonjour,
Impossible de supprimer le domaine personnalisé
@Jérôme Griva
I wanted to check in and see if you had any other questions or if you were able to resolve this issue?
If you have any other questions, please let me know. Thank you for your time and patience throughout this issue.
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![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(281.6, 80%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETB%3C/text%3E%3C/svg%3E)
Hi @Jérôme Griva it’s normal behavior because the domain.onmicrosoft.com cannot be deleted. In other hand you can modify it as mentioned in the link below
https://learn.microsoft.com/en-us/microsoft-365/admin/setup/add-or-replace-your-onmicrosoftcom-domain?view=o365-worldwide#make-your-new-onmicrosoftcom-domain-your-fallback-domain Please don’t forget to accept helpful answer