BIOS XPS 15 9520 LA-L402P

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XPS 15 9520
LA-L402P
DELL_PRECISION_5570_COMPAL LA-L402P
Compal HDO51_HAD51 LA-L402P r1.0.CAD

Screenshot 2025-11-10 at 11.08.37 PM.png
 

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it even became worser, original file has just TPM error (ME Initialized) but computer worked and windows booted. with your one it doesn't turn on at all.
I attached original file one more time. This is XPS 15 9520 BIOS ver 1.37.0
TPM need buy patch 35$
 

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