bios for hp PROBOOK 455 G8

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  • hoaca388
    Badcaps
    • Jan 2022
    • 11164
    • Viet Nam

    #21
    Re: bios for hp PROBOOK 455 G8

    Originally posted by webhost
    Hello Friends

    i need this bios urgently (laptop not Power on ) power tested in the motherboard 19v .

    - Hp Probook 455 G8
    - Model : RMN:HSN-Q31C-5
    - S N #5CD111NV1P
    - ProdID 34P43ES#UUG
    - mother board : DA0X9QMB8D0 REV

    Found 2 bios Chip .
    HP ProBook 455 G8 Notebook PC (1Y9H1AV)
    Attached Files


    -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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    Comment

    • Mrnixdorf
      Senior Member
      • Sep 2016
      • 119
      • Morocco

      #22
      Re: bios for hp PROBOOK 455 G8

      Please help me remove the BIOS password
      Attached Files

      Comment

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

        #23
        Re: bios for hp PROBOOK 455 G8

        Originally posted by Mrnixdorf
        Please help me remove the BIOS password
        Read the rules before posting:
        RULES UPDATE for BIOS requests/offers *AVOID BANNING, READ BEFORE POSTING*
        https://www.badcaps.net/forum/showthread.php?t=103570

        You must provide the full machine model number, serial number (or Service tag, SNID) and the board model number (see https://www.badcaps.net/forum/showthread.php?t=88758 )

        .
        ----------------------------------------------------------------------------------------------------------------------------------------------------------
        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

        • Mrnixdorf
          Senior Member
          • Sep 2016
          • 119
          • Morocco

          #24
          Re: bios for hp PROBOOK 455 G8

          - Hp Probook 455 G8
          - Model : RMN:HSN-Q31C-5
          - S N #5CD219DSPS
          - ProdID 32PO2EA#ABF
          - mother board : DA0X9QMB8D0 REV
          Last edited by Vesko356; 10-04-2023, 01:45 PM. Reason: Attached bios dump removed. Already posted.

          Comment

          • hoaca388
            Badcaps
            • Jan 2022
            • 11164
            • Viet Nam

            #25
            Re: bios for hp PROBOOK 455 G8

            Originally posted by mrnixdorf
            - hp probook 455 g8
            - model : Rmn:hsn-q31c-5
            - s n #5cd219dsps
            - prodid 32po2ea#abf
            - mother board : Da0x9qmb8d0 rev
            vvvvv
            Attached Files


            -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
            Any donations to Badcaps are welcome. Become a Badcaps supporter >>>>> click this link to donate <<<<< Thank you to all the supporters. -- -------------------------------------------------------------------------------------------------------------------------------------------------------------

            Comment

            • Mrnixdorf
              Senior Member
              • Sep 2016
              • 119
              • Morocco

              #26
              Re: bios for hp PROBOOK 455 G8

              Thank you

              Comment

              • tonipat01
                New Member
                • Dec 2023
                • 3
                • Belgium

                #27
                Hi everyone,
                please I need help to reset my forgotten bios password
                serial number : 5CD110JBHP

                Thanks

                Comment

                • CammyTier1
                  Tier 1 Assets
                  • May 2022
                  • 43
                  • UK

                  #28
                  Please post your dump for someone to be able to unlock it

                  Comment

                  • tonipat01
                    New Member
                    • Dec 2023
                    • 3
                    • Belgium

                    #29
                    what do you mean by "dump", i forgot the bios password, now i cannot update the bios anymore, because the system required a bios password, i need help to unlock it. Which informations do you need please ?

                    Comment

                    • CammyTier1
                      Tier 1 Assets
                      • May 2022
                      • 43
                      • UK

                      #30
                      Originally posted by tonipat01
                      what do you mean by "dump", i forgot the bios password, now i cannot update the bios anymore, because the system required a bios password, i need help to unlock it. Which informations do you need please ?
                      You will need to read the bios firmware from the chip using a programmer and post the dump that u have done with the programmer here and someone will unlock the file for you
                      CH341A USB Programmer is a cheap option

                      ​

                      Comment

                      • tonipat01
                        New Member
                        • Dec 2023
                        • 3
                        • Belgium

                        #31
                        Ok i see.

                        Comment

                        • blackjv
                          New Member
                          • Feb 2022
                          • 2
                          • belgium

                          #32
                          Could anyone give me a hand with this , as i am not really able to o clear the password my self ?
                          Probook 455 G8

                          SN 5Cd110bhp

                          MB DA0X9QMB8D0 REV. D

                          Added all the required extra info , and this is the machine of TonyP actually as i have the spi reader/flasher and the needed tools to do it
                          Attached Files
                          Last edited by blackjv; 12-22-2023, 05:20 PM.

                          Comment

                          • SMDFlea
                            Super Moderator
                            • Jan 2018
                            • 20300
                            • UK

                            #33
                            Originally posted by blackjv
                            Could anyone give me a hand with this , as i am not really able to o clear it my self ?
                            RULES UPDATE for BIOS requests/offers AVOID BANNING, READ BEFORE POSTING
                            https://www.badcaps.net/forum/troubl...before-posting

                            You MUST:
                            • Provide the full machine model number, serial number (or Service tag, SNID) and the board model number (see https://badcaps.net/forum/showthread.php?t=88758 )
                            • Post what the problem is, be specific, - black screen, no boot, running slow, password.Do NOT post "clean me", "clear bios", "clean bios", "bios need" or other such terms
                            ​
                            All donations to badcaps are welcome, click on this link to donate. Thanks to all supporters

                            Comment


                            • blackjv
                              blackjv commented
                              Editing a comment
                              my bad , i just updated the post
                          • covaciflorin92
                            New Member
                            • May 2022
                            • 1
                            • belgium

                            #34
                            Hello

                            can someone help me please?
                            i have an HP probook 455 G8 with Ryzen 3 5400u
                            Modele number = 34P42ES#UUG
                            serial number = 5CD1361RHC

                            please I need help to reset my forgotten bios password

                            thank's

                            Comment

                            • hoaca388
                              Badcaps
                              • Jan 2022
                              • 11164
                              • Viet Nam

                              #35
                              Originally posted by blackjv
                              Could anyone give me a hand with this , as i am not really able to o clear the password my self ?
                              Probook 455 G8

                              SN 5Cd110bhp

                              MB DA0X9QMB8D0 REV. D

                              Added all the required extra info , and this is the machine of TonyP actually as i have the spi reader/flasher and the needed tools to do it
                              Here you are
                              Attached Files


                              -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                              Any donations to Badcaps are welcome. Become a Badcaps supporter >>>>> click this link to donate <<<<< Thank you to all the supporters. -- -------------------------------------------------------------------------------------------------------------------------------------------------------------

                              Comment


                              • blackjv
                                blackjv commented
                                Editing a comment
                                thank you so much
                            • blackjv
                              New Member
                              • Feb 2022
                              • 2
                              • belgium

                              #36
                              Originally posted by hoaca388

                              Here you are
                              So, i have flashed the bios but the laptop does not want to start anymore i get 7 blinks and then it turns off
                              any ideea why ?

                              Comment

                              • mferna14
                                Badcaps Legend
                                • Jun 2018
                                • 1006
                                • Canada

                                #37
                                Hi all, I am working on this Hp ProBook 455 G8, boots to Win 11 fine but has a BIOS Setup Password. Can some please clean this for me. I did not know where the BIOS password is, so I have posted both the BIN files, SPI & EC Rom. Kindly if someone can help. Thanks in advance
                                - Hp Probook 455 G8
                                - Model : ProBook 455 G8
                                - S N # 5CD110QD1H​
                                - Product ID 38X52UT#ABA
                                - mother board : DA0X9QMB8D0 Rev: D
                                Attached Files

                                Comment

                                • rex98
                                  Badcaps Legend
                                  • Feb 2023
                                  • 1235
                                  • Mandaue CEBU, Philippines

                                  #38
                                  Originally posted by mferna14
                                  Hi all, I am working on this Hp ProBook 455 G8, boots to Win 11 fine but has a BIOS Setup Password. Can some please clean this for me. I did not know where the BIOS password is, so I have posted both the BIN files, SPI & EC Rom. Kindly if someone can help. Thanks in advance
                                  - Hp Probook 455 G8
                                  - Model : ProBook 455 G8
                                  - S N # 5CD110QD1H
                                  - Product ID 38X52UT#ABA
                                  - mother board : DA0X9QMB8D0 Rev: D
                                  only flash this main do not touch the EC to avoid endpoint security controller problem.
                                  first boot press f10 apply factory defaults and restart, 2nd boot reset security settings to defaults and exit.
                                  after following my instructions. flash back the original main and it's good to go.​
                                  Attached Files

                                  Comment

                                  • hoaca388
                                    Badcaps
                                    • Jan 2022
                                    • 11164
                                    • Viet Nam

                                    #39
                                    Originally posted by mferna14
                                    Hi all, I am working on this Hp ProBook 455 G8, boots to Win 11 fine but has a BIOS Setup Password. Can some please clean this for me. I did not know where the BIOS password is, so I have posted both the BIN files, SPI & EC Rom. Kindly if someone can help. Thanks in advance
                                    - Hp Probook 455 G8
                                    - Model : ProBook 455 G8
                                    - S N # 5CD110QD1H​
                                    - Product ID 38X52UT#ABA
                                    - mother board : DA0X9QMB8D0 Rev: D
                                    XXX
                                    Attached Files


                                    -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                    Any donations to Badcaps are welcome. Become a Badcaps supporter >>>>> click this link to donate <<<<< Thank you to all the supporters. -- -------------------------------------------------------------------------------------------------------------------------------------------------------------

                                    Comment

                                    • mferna14
                                      Badcaps Legend
                                      • Jun 2018
                                      • 1006
                                      • Canada

                                      #40
                                      Thanks for the help., @rex98 & @hoaca388., Now I simply am puzzled. @rex98 you are saying not to touch the EC Rom where as @hoaca388​ gave me a updated copy of EC Rom. Kindly inform me what to program back again. The Main SPI ROM or the EC Rom??? Get me out of this confusion. Thanks dear.

                                      Comment

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