How to change the size of default VM after flashing Nvidia Drive Orin

Autonomous Vehicles DRIVE AGX Orin DRIVE AGX Orin General
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Dear @arpit.agarkar,
Please see How to mount all areas of eMMC and UFS under Linux - #5 by SivaRamaKrishnaNV if it helps to clarify about the eMMC size.

Is it like you want another linux guest OS ?