Lenovo Yoga2 13 bios

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  • lucaszmn
    Summary of BIOS Whitelist Removal Problem Lenovo Thinkpad T560
    by lucaszmn


    Summary of BIOS Whitelist Removal Problem


    Problem:
    I am attempting to remove the WWAN card whitelist from my Lenovo ThinkPad T560.
    Initial Findings:
    • My current BIOS version is N1KET58W (1.45).
    • I have a CH341A programmer and have successfully created two full backups of my BIOS.
    • I have the ability to use command-line tools on a Linux machine.
    Troubleshooting Steps & Conclusions:
    • I attempted to use several automated and manual patching methods on my N1KET58W (1.45) BIOS, including using hex strings. These attempts all failed.
    • I concluded that the
    ...
    08-12-2025, 03:01 PM
  • grimacelord
    Lenovo Legion T5-26AMR5 Desktop - Corrupt BIOS
    by grimacelord
    Hello there.

    I am working on a Lenovo Legion T5-26AMR5 desktop that currently has a corrupt BIOS and I have been unsuccessful thus far in trying to fix it myself.

    History:

    1. This computer came to me initially with an error message that said "BiInitializeLibrary failed 0xc0000001" or "0135 fan error". It would always be one of the two errors. It should be noted that when it produced the fan error, there was no physical problem with the fans. They were all spinning just fine.

    I searched for this error online and discovered...
    03-15-2023, 03:29 PM
  • to5it0
    Need Clean BIOS/EC Bin File for Lenovo ThinkPad Yoga 11e 2H1703-27220F Rev. A Marked as U2501 on the motherboard.
    by to5it0
    Need Clean BIOS/EC Bin File for Lenovo ThinkPad Yoga 11e - Stuck with 0275 Error CMS

    Hello everyone,

    I am attempting a repair on a Lenovo ThinkPad Yoga 11e that is currently stuck at boot with the error: "0275 error CMS" even after setup new bios battery and will not allow me to enter the BIOS/Setup.

    This is a critical issue that I believe requires flashing the BIOS chip directly using a programmer (e.g., CH341A/RT809H), as standard software updates or resets are not possible.

    I have opened the laptop and identified the main BIOS chip...
    10-24-2025, 01:35 AM
  • mkdj
    Lenovo IdeaPad 3 - Hard Disk not recognized in BIOS
    by mkdj
    Dear all,

    I have recently fixed a Lenovo IdeaPad 3 15 ALC6 that was not booting due to a BIOS issue. After flashing the BIOS, the laptop boots up, but hard disk is not recognized in BIOS. Is says "Hard Disk : Not Installed". I have tried with 2 different drives (one that I know is working on another laptop) but I get the same result. I do not know if disks were recognized before I got the laptop and fix it, but I don't see any reason why not. I can boot on USB though.

    Here the steps I have taken to fix the laptop:
    - downloaded latest BIOS from Lenovo Website...
    10-18-2025, 03:43 AM
  • jendkkd jeje
    Lenovo IdeaPad 330 15-AST 81D6 BIOS Recovery
    by jendkkd jeje
    So a couple of years ago i got a bios update through Lenovo Vantage, so i installed it and bricked my whole BIOS, so i couldn't fix it so i put that ideapad in a box, 3 years later i found that one PC and want to recover it to switch from a 2014 hp laptop to this one.

    I found a method to recover the BIOS of many lenovo laptops tha consists in pluging in a USB Flash with the BIOS files and power on the laptop with Fn + R keys pressed until fans go loud and start beeping loud, but nothing worked, so i think filename is wrong, i tried naming the bios file as 07WW.BIN, BIOS.BIN, BIOS.fd,...
    10-11-2024, 03:12 PM
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