Hp elitebook 840 g5 bios password

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  • lapfix
    Badcaps Legend
    • Mar 2020
    • 2720
    • my workshop

    #161
    Re: Hp ellİtebook 840 g5 bios password

    Originally posted by xedry@yahoo.com
    can someone help hp elitebook 840 g5 bios password file, i try to use hp unlocker to 32mb bios files do i need to unlock the ec file also using hp unlocker?
    Try if not succes post the dump

    Comment

    • dragus1208
      Member
      • Nov 2021
      • 11
      • Polska

      #162
      Re: Hp ellİtebook 840 g5 bios password

      Hi.

      I've used HPunlocker multiple times and never had a problem. Now I'm trying to unlock the 840 G5, the program generates the _unlocked file but after playing it to memory the password is still there. will you help?
      Last edited by SMDFlea; 04-10-2023, 12:54 PM.

      Comment

      • alfredposadas09
        Badcaps Veteran
        • Aug 2020
        • 343
        • Philippines

        #163
        Re: Hp ellİtebook 840 g5 bios password

        try this i unlock your file.. update me if it works
        Last edited by SMDFlea; 04-10-2023, 12:54 PM.

        Comment

        • Vesko356
          VIP Moderator
          • Aug 2018
          • 4386
          • Bulgaria 🇧🇬

          #164
          Re: Hp ellİtebook 840 g5 bios password

          Originally posted by dragus1208
          Hi.

          I've used HPunlocker multiple times and never had a problem. Now I'm trying to unlock the 840 G5, the program generates the _unlocked file but after playing it to memory the password is still there. will you help?
          Upload the dump from the second bios chip.

          Originally posted by alfredposadas09
          try this i unlock your file.. update me if it works
          It's not a good approach to solve the matter in this case.
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          Comment

          • dragus1208
            Member
            • Nov 2021
            • 11
            • Polska

            #165
            Re: Hp ellİtebook 840 g5 bios password

            Originally posted by Vesko356
            Upload the dump from the second bios chip.



            It's not a good approach to solve the matter in this case.
            This is my secondary dump.
            Would you share a solution for the future?
            Attached Files

            Comment

            • Vesko356
              VIP Moderator
              • Aug 2018
              • 4386
              • Bulgaria 🇧🇬

              #166
              Re: Hp ellİtebook 840 g5 bios password

              Originally posted by dragus1208
              This is my secondary dump.
              Would you share a solution for the future?
              >
              Attached Files
              ----------------------------------------------------------------------------------------------------------------------------------------------------------
              All donations to Badcaps are welcome.
              Become a Badcaps supporter
              >>>>> click on this link to donate <<<<<
              Thanks to all supporters.​
              ----------------------------------------------------------------------------------------------------------------------------------------------------------
              Doctrina est fructus dulcis, radicis amarae.
              .

              Comment

              • dragus1208
                Member
                • Nov 2021
                • 11
                • Polska

                #167
                Re: Hp ellİtebook 840 g5 bios password

                Originally posted by Vesko356
                >
                Very thanks. It's working.

                Comment

                • Vesko356
                  VIP Moderator
                  • Aug 2018
                  • 4386
                  • Bulgaria 🇧🇬

                  #168
                  Re: Hp ellİtebook 840 g5 bios password

                  Originally posted by dragus1208
                  Very thanks. It's working.
                  I know, I know.
                  Have fun
                  ----------------------------------------------------------------------------------------------------------------------------------------------------------
                  All donations to Badcaps are welcome.
                  Become a Badcaps supporter
                  >>>>> click on this link to donate <<<<<
                  Thanks to all supporters.​
                  ----------------------------------------------------------------------------------------------------------------------------------------------------------
                  Doctrina est fructus dulcis, radicis amarae.
                  .

                  Comment

                  • Derhalt
                    New Member
                    • Nov 2018
                    • 7
                    • USA

                    #169
                    Re: Hp ellİtebook 840 g5 bios password

                    Does anybody know how to activate the manufacturing program mode (MPM) of an 840 G5 Motherboard. I need to change the system unique data after replacing the motherboard.

                    Many thanks

                    Comment

                    • gable
                      New Member
                      • Mar 2023
                      • 3
                      • Hungary

                      #170
                      Re: Hp ellİtebook 840 g5 bios password

                      Can someone tell me how to create BIOS dump?

                      Comment

                      • hardware1
                        Badcaps Legend
                        • Sep 2021
                        • 2930
                        • N/A

                        #171
                        Re: Hp ellİtebook 840 g5 bios password

                        Originally posted by gable
                        Can someone tell me how to create BIOS dump?
                        Read that Post to learn:
                        https://www.badcaps.net/forum/showpo...40&postcount=2
                        ----------------------------------------------------------------------------------------------------------------------------------------------------------------------
                        Due to a lack of donations, server free space at a critical level, and possible closure of Bios Requests
                        all donations are welcome,
                        see the donate button at the bottom of the page, or
                        >>>>>
                        click on this link to donate via PayPal. <<<<<
                        Every donation made will go towards server fees and maintenance costs.
                        ----------------------------------------------------------------------------------------------------------------------------------------------------------------------

                        Comment

                        • gable
                          New Member
                          • Mar 2023
                          • 3
                          • Hungary

                          #172
                          Re: Hp ellİtebook 840 g5 bios password

                          Originally posted by hardware1
                          Maybe I'm blind, but the HP BIOS update tool only shows me two options.
                          Update or create a recovery flash drive.

                          Comment

                          • hardware1
                            Badcaps Legend
                            • Sep 2021
                            • 2930
                            • N/A

                            #173
                            Re: Hp ellİtebook 840 g5 bios password

                            Originally posted by gable
                            Maybe I'm blind, but the HP BIOS update tool only shows me two options.
                            Update or create a recovery flash drive.
                            Did you read the Post? You should to use a Hardware Programmer in order to take a Backup for your BIOS Chips (Main & EC).
                            ----------------------------------------------------------------------------------------------------------------------------------------------------------------------
                            Due to a lack of donations, server free space at a critical level, and possible closure of Bios Requests
                            all donations are welcome,
                            see the donate button at the bottom of the page, or
                            >>>>>
                            click on this link to donate via PayPal. <<<<<
                            Every donation made will go towards server fees and maintenance costs.
                            ----------------------------------------------------------------------------------------------------------------------------------------------------------------------

                            Comment

                            • gable
                              New Member
                              • Mar 2023
                              • 3
                              • Hungary

                              #174
                              Re: Hp ellİtebook 840 g5 bios password

                              Originally posted by hardware1
                              Did you read the Post? You should to use a Hardware Programmer in order to take a Backup for your BIOS Chips (Main & EC).
                              Oh then, I can't dump it. Thanks for the help.

                              Comment

                              • Azurain
                                New Member
                                • Mar 2023
                                • 6
                                • United States

                                #175
                                Re: Hp ellİtebook 840 g5 bios password

                                Hi there! I am attempting to remove the bios password from a decommissioned Elitebook 840 G5. I came across post #56 of this thread which fit my laptop's criteria exactly, and followed the directions offered by the response in post #57. I used a ch341a with the BIOS chip soldered onto the adapter to read and verify the original bios and then used the HPUnlocker v1 program to generate the unlocked bin file (both attached here). I rewrote the unlocked file to the chip and then soldered back into place on the motherboard.

                                After putting it together, I'm now experiencing an issue where the capslock button light and power button are flickering (see image ezgif-2-da60db5cdd.jpg). I read that this might be an indication of a bios corruption and I tried to do the Win+B during startup to see if it would reset it, but to no avail. I'm hesitant to desolder and reflash the bios again due to how difficult it was for me to get it back into place, but I will do it if it means I'll have a working laptop again.

                                If anyone could provide me guidance, I would greatly appreciate it. Thanks for your time.
                                Last edited by SMDFlea; 04-10-2023, 12:54 PM.

                                Comment

                                • alfredposadas09
                                  Badcaps Veteran
                                  • Aug 2020
                                  • 343
                                  • Philippines

                                  #176
                                  Re: Hp ellİtebook 840 g5 bios password

                                  here is your unlocked file
                                  Attached Files

                                  Comment

                                  • nikola07
                                    Member
                                    • Sep 2018
                                    • 36
                                    • Ukraina

                                    #177
                                    Re: Hp ellİtebook 840 g5 bios password

                                    good afternoon. after I wanted to remove the bios password, I flashed a 32mb flash drive, my laptop turns on, the cooler runs at maximum, caps lock flashes 5 and that's it. please help me
                                    Last edited by SMDFlea; 04-10-2023, 12:54 PM.

                                    Comment

                                    • nikola07
                                      Member
                                      • Sep 2018
                                      • 36
                                      • Ukraina

                                      #178
                                      Re: Hp ellİtebook 840 g5 bios password

                                      Originally posted by nikola07
                                      good afternoon. after I wanted to remove the bios password, I flashed a 32mb flash drive, my laptop turns on, the cooler runs at maximum, caps lock flashes 5 and that's it. please help me
                                      these are my bios files. maybe they are damaged. it behaves the same with them

                                      Comment

                                      • lapfix
                                        Badcaps Legend
                                        • Mar 2020
                                        • 2720
                                        • my workshop

                                        #179
                                        Re: Hp ellİtebook 840 g5 bios password

                                        Originally posted by nikola07
                                        good afternoon. after I wanted to remove the bios password, I flashed a 32mb flash drive, my laptop turns on, the cooler runs at maximum, caps lock flashes 5 and that's it. please help me
                                        Wich one that you have unlocked , with wich tool !

                                        Comment

                                        • nikola07
                                          Member
                                          • Sep 2018
                                          • 36
                                          • Ukraina

                                          #180
                                          Re: Hp ellİtebook 840 g5 bios password

                                          Originally posted by nikola07
                                          these are my bios files. maybe they are damaged. it behaves the same with them
                                          I took 32 mb from this forum. These are native files with them, the same thing 5 blinks and that's it

                                          Comment

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