@MOHSINALI-1812 Thanks for posting in our Q&A. For this issue, it is not related to windows 365. It is more related to Microsoft 365.
I have done a lot of research. I find that we can refer to the following article to change the domain.
And I find that it will not lose data when changing domains.
I'm an intune engineer and the resource about Microsoft 365 that I have is limited. So, it is suggested to post this issue in the Microsoft 365 and Office answer forum to get accurate help. Here is the support link:
Thanks for understanding.
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