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Locked

‎12-26-2023 05:27 PM

HP Recommended
Product: HP ProBook 640 G2 Notebook PC
Operating System: Microsoft Windows 10 (64-bit)

Present BIOS version before upgrade was version 1.31 and was running well.  After upgrade the computer boots but goes to unrecoverable black screen after three tries.  1.61 was taken from HP upgrade site installed in machine.  Need help to recover functionality.  Windows version installed is W10 Pro NWC, 2.3GHz 8GB 256GB SSD. 

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