@Anbuselvan Govindaraju Thanks for posting in our Q&A.
Based on my research, it is suggested to try to offboard devices from MDE.
https://zcusa.951200.xyz/en-us/defender-endpoint/offboard-machines#offboard-windows-devices
And then enroll these devices to intune.
Honestly, I didn't find any other way to make it.
Thanks for your understanding.
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