Hello Dashzeveg Baatartsogt,
Thank you for posting in our Q&A forum.
Q: Could i enable bitlocker in domain joined bulk user without Intune?
A: I think BitLocker functionality is for the machine, not for the user.
You can try to enable bitlocker in domain joined bulk Windows computer via group policy management editor, after that, check if the result can meet your needs.
For more information, please refer to link below.
Hope the information above is helpful. If you have any question or concern, please feel free to let us know.
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