BIOS Update failed with Command update CLI on Latitudes

Question

Im trying to deploy the BIOS update from a Latitude 5340 to 1.10.1 with command update using the cli. BIOS password is correctly set in DCU. dcu-cli.exe /applyUpdates -silent -outputLog={%SystemDrive%}\Driver\DCUOnline.log It will be executed with administrative rights (All other drivers could be updated) It could not be installed. I get the following error message. message>Install Update: 0CDPR (BIOS) Install DUP 0CDPR Dell Latitude 5340 System BIOS 1.10.1 Urgent February 07, 2024 BIOS BIOS No -1 Failed 5.2.0.66 DellCommandUpdate Normal 2024-03-04T11:32:06.630809+01:00 Update.Operations.UpdateOperation.LogExecutionStatus Install Update: 0CDPR (BIOS) Install DUP 0CDPR Dell Latitude 5340 System BIOS 1.10.1 Urgent February 07, 2024 BIOS BIOS No 4 Failed 5.2.0.66 DellCommandUpdate Normal 2024-03-04T11:32:31.568078+01:00 Update.Operations.UpdateOperation.LogExecutionStatus Install Update: 0CDPR (BIOS) Install DUP 0CDPR Dell Latitude 5340 System BIOS 1.10.1 Urgent February 07, 2024 BIOS BIOS No 4 Failed Its still on 1.8.1 and if im now searching for updates, it says the system is up-to-date. Same problem with a Latitude 5540. 5.2.0.66DellCommandUpdateNormal2024-03-04T11:51:06.4781512+01:00Update.Operations.UpdateOperation.InstallInstalling 'Dell Precision 3580 and Latitude 5540 System BIOS' [V5MVP]5.2.0.66DellCommandUpdateNormal2024-03-04T11:56:06.5296645+01:00Update.Operations.UpdateOperation.LogExecutionStatusInstall Update: V5MVP (BIOS)InstallDUPV5MVPDell Precision 3580 and Latitude 5540 System BIOS1.10.1UrgentFebruary 07, 2024BIOSBIOSNo-1Failed5.2.0.66DellCommandUpdateNormal2024-03-04T12:01:06.4527615+01:00Update.Operations.UpdateOperation.LogExecutionStatusInstall Update: V5MVP (BIOS)InstallDUPV5MVPDell Precision 3580 and Latitude 5540 System BIOS1.10.1UrgentFebruary 07, 2024BIOSBIOSNo-1Failed5.2.0.66DellCommandUpdateNormal2024-03-04T12:06:06.4942796+01:00Update.Operations.UpdateOperation.LogExecutionStatusInstall Update: V5MVP (BIOS)InstallDUPV5MVPDell Precision 3580 and Latitude 5540 System BIOS1.10.1UrgentFebruary 07, 2024BIOSBIOSNo-1Failed The update from the BIOS without DCU was working. Ive downloaded the file from the dell support page and started the process.

TechyT · Answer

I'm fighting this same thing. My problem is, I can't figure out how to put in the current BIOS password. If it has no password, then this works. Maybe it can help you?

"C:\Program Files\Dell\CommandUpdate\dcu-cli.exe" /applyUpdates -updateType=bios,firmware

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