Hi,
Thank you for posting in Microsoft Q&A forum.
1,Do you have the right Mass storage Driver for the new Dell laptops in the WinPE Image? You can add the storage driver to the WinPE image and update deployment share have a try.
2,Please try below Diskpart command when you boot into WinPE:
DISKPART
LIST DISK
SELECT DISK [number]
CLEAN
Then try again.
3,The new Dell laptop might ship from the factory with RAID enabled in BIOS so you have two options if you confirm that is the cause.
One, go into the BIOS and change from RAID to AHCI/NVMe.
Two, regenerate your WinPE image with the RAID drivers.
Thanks for your time. Have a nice day!
Best regards,
Simon
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