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Microsoft Surface laptop 4 UEFI password

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  • volinakis
    replied
    Originally posted by Marcos Yanez View Post

    I tried again
    compare readings, when you have 2 identical it means you have a good backup. The size is due to chipset, if programmer detected as being 256Mb will always generate a 33.554.432 bytes file. If you use HxD see tab "Analyse" and you have there "Compare"

    Leave a comment:


  • Marcos Yanez
    replied
    Originally posted by Marcos Yanez View Post

    Thank you! I'm using a WSON8 chip probe pin adaptor. I did 3 readings and the file come always with the same size.

    Can be the issue with the adaptor?
    I tried again
    Attached Files

    Leave a comment:


  • Marcos Yanez
    replied
    Originally posted by volinakis View Post

    read again bios chipset, Bios Region has no volumes...

    Click image for larger version

Name:	Screen Shot 2024-10-29 at 23.34.12.png
Views:	147
Size:	131.8 KB
ID:	3495528
    Thank you! I'm using a WSON8 chip probe pin adaptor. I did 3 readings and the file come always with the same size.

    Can be the issue with the adaptor?

    Leave a comment:


  • volinakis
    replied
    Originally posted by Marcos Yanez View Post
    First of all, I'm new to this, so please forgive any mistakes I may make.

    I have a Surface Laptop 4 that's blocked with DFCI.


    model Surface Laptop 4 / 1950 /
    motherboard / M1098028-008 /
    spi chip / WINBOND W25R256JWP


    SN/050321323057

    Any help will be really appreciated



    read again bios chipset, Bios Region has no volumes...

    Click image for larger version

Name:	Screen Shot 2024-10-29 at 23.34.12.png
Views:	147
Size:	131.8 KB
ID:	3495528

    Leave a comment:


  • peste
    commented on 's reply
    post merged..

  • Marcos Yanez
    replied
    First of all, I'm new to this, so please forgive any mistakes I may make.

    I have a Surface Laptop 4 that's blocked with DFCI.


    model Surface Laptop 4 / 1950 /
    motherboard / M1098028-008 /
    spi chip / WINBOND W25R256JWP


    SN/050321323057

    Any help will be really appreciated




    Attached Files

    Leave a comment:


  • abdulhashim
    replied
    Originally posted by hoaca388 View Post

    Unlocked
    Thank you!! its worked perfectly

    Leave a comment:


  • hoaca388
    replied
    Originally posted by abdulhashim View Post
    hello

    I need one help

    this is surface laptop 4 1951 password locked
    031721714057

    thanks in advance
    Unlocked
    Attached Files

    Leave a comment:


  • abdulhashim
    replied
    hello

    I need one help

    this is surface laptop 4 1951 password locked
    031721714057

    thanks in advance
    Attached Files

    Leave a comment:


  • hoaca388
    replied
    Originally posted by tataie View Post
    Please help to remove bios pass

    Model Surface Laptop 4 1951

    S/N: 018335122357

    Thank you!
    Here
    Attached Files

    Leave a comment:


  • tataie
    replied
    Please help to remove bios pass

    Model Surface Laptop 4 1951

    S/N: 018335122357

    Thank you!
    Attached Files

    Leave a comment:


  • Simon Halley
    replied
    Originally posted by hoaca388 View Post

    Try
    darn it. unfortunately, neither of those worked. computer still has the exact same behaviour. i guess a bricked Surface machine is unfixable. thanks anyway, hoaca388. i will keep investigating the issue though. would love to see this computer working some day

    Leave a comment:


  • hoaca388
    replied
    Originally posted by Simon Halley View Post
    Could anyone be able to provide me with a working bios? Windows logo for 10 seconds. Can't get past that. Is the laptop bricked? Anyone can help?

    surface laptop 4 - 1951
    mb rev - WAYLAND MB REV:3.0
    sn - 033170714357
    Try
    Attached Files

    Leave a comment:


  • Simon Halley
    replied
    Could anyone be able to provide me with a working bios? Windows logo for 10 seconds. Can't get past that. Is the laptop bricked? Anyone can help?

    surface laptop 4 - 1951
    mb rev - WAYLAND MB REV:3.0
    sn - 033170714357
    Attached Files

    Leave a comment:


  • Akhlz001
    replied
    Originally posted by SMDFlea View Post

    I`ll give you a clue, its in AWord on the first page of this thread

    https://www.badcaps.net/forum/troubl...20#post3177920
    https://www.badcaps.net/forum/troubl...post3178027
    Thank you, I figured it out finally!

    Leave a comment:


  • SMDFlea
    replied
    Originally posted by Akhlz001 View Post
    Hi, I've got another with a bios password, tried changed TPM clear variable to 3C and tried other methods, get set temp key to 3C, still password remains, what is this?! HP, Dell, Lenovo are easy one method, change few strings and done!
    Please help, attached BIOS dump.
    Model Surface Laptop 4 1951
    S/N: 007031313857
    Thank you!
    I`ll give you a clue, its in AWord on the first page of this thread

    https://www.badcaps.net/forum/troubl...20#post3177920
    https://www.badcaps.net/forum/troubl...post3178027

    Leave a comment:


  • Akhlz001
    replied
    Hi, I've got another with a bios password, tried changed TPM clear variable to 3C and tried other methods, get set temp key to 3C, still password remains, what is this?! HP, Dell, Lenovo are easy one method, change few strings and done!

    Please help, attached BIOS dump.

    Model Surface Laptop 4 1951

    S/N: 007031313857

    Thank you!
    Attached Files
    Last edited by Akhlz001; 09-11-2024, 01:43 PM.

    Leave a comment:


  • Akhlz001
    replied
    Originally posted by hoaca388 View Post

    Unlocked
    Thank you brother

    Leave a comment:


  • hoaca388
    replied
    Originally posted by Akhlz001 View Post

    Can someone please remove the admin password completely and allow full access to bios? I just need it once then I can hex edit for any others I get. I would be very grateful thank you.
    Unlocked
    Attached Files

    Leave a comment:


  • Akhlz001
    replied
    Originally posted by Akhlz001 View Post
    Hi, I have tried to unlock this bios through various methods but still the password persists is this a new bios version? Can it please be unlocked.

    Surface Laptop 4 - 1951

    S/N: 007413613857
    Can someone please remove the admin password completely and allow full access to bios? I just need it once then I can hex edit for any others I get. I would be very grateful thank you.

    Leave a comment:

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