@ネパリ サンデャ Haven't heard from you for some time. Based on my research, I also find another method to make it. We can offboard devices via devicesintuneOffboardingTool. Please refer to the following link:
https://ugurkoc.de/offboarding-devices-from-intune-azure-ad-and-autopilot/#Delete
Note: Non-Microsoft link, just for the reference.
Hope it will help.
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