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Boot USB Pendrive BIOS - BIOS does not see everything on the bootable USB flash

Lukeon 19500 10
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 17022944
    Lukeon
    Level 10  
    I warmly welcome,
    Gentlemen, the problem with the installation of Windows 7 on the ASUS laptop with Windows 10. The problem may be trivial, but I can not cope. To the point:

    1. Bootable Pendrive made on WinToFlash
    2. After plugging in the ASUS laptop and activating the BOOT menu, it sees only the option: UEFI: SanDisk Cruzer Edge 1.26, Partition 1. After entering this option - no response, only BIOS starts.


    Boot USB Pendrive BIOS - BIOS does not see everything on the bootable USB flash


    3. On another computer the same USB Flash Drive is visible as an additional option - simply SanDisk Cruzer Edge 1.26 and after giving this option the Windows installation starts.

    Boot USB Pendrive BIOS - BIOS does not see everything on the bootable USB flash

    I've tried various BIOS settings. Bios is Utiliti

    Boot USB Pendrive BIOS - BIOS does not see everything on the bootable USB flash
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  • #2 17023310
    WojtasJD
    Level 43  
    Asus what model?

    For W7 installation you need to disable Secure Boot and possibly enable CSM / Legacy

    To boot the W7 X64 with USB in UEFI mode you need to check whether the pendrive has sys. FAT32 files and if the \ EFI \ Boot \ bootx64.efi file is present - if not, enter the correction:
    open the file: \ sources \ boot.wim with 7-Zip and extract the file \ Windows \ Boot \ EFI \ bootmgfw.efi from the image to the one created on the pendrive subfolder \ EFI \ boot Finally, change it to bootx64.efi

    I recommend to check whether it is possible to start the W7 X64 installer in UEFI mode because ...

    ... When installing W7 with USB in Legacy mode, you will need to convert the part style. on the GPT disk -> MBR, that is, data is being flushed out, possibly Recovery etc.

    BTW: it's worth checking if there will be no problem with drivers ...
  • #3 17023957
    Lukeon
    Level 10  
    It is with the Pendriv that everything is okay, because as you can see in the second picture, on another computer it detects an additional option and starts the installation normally. Format FAT32, Security also disabled.
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  • #4 17024137
    safbot1st
    Level 43  
    EDIT: Do you see the difference between secure and security and Secure Boot (thanks to M $)?
    Lukeon wrote:
    as you can see in the second picture, on another computer it detects an additional option and starts the installation normally.

    And on this other computer (which model you did not provide, as well as the PC model discussed) you have booted in CSM or UEFI mode?
    I generally disregard the fact that the dual boot installs OSs from the oldest to the newest, but you have not even written what you are trying to do - dual boot? Want to play windowssem 7 windows 10?
    Colleague @WojtasJD He introduced you exactly what you have to do to start the W7 installation and what the consequences will be.
    However, if you do not know, for example, what a Secure Boot, you probably should not take it at all.
    Examples of "effects":
    https://www.elektroda.pl/rtvforum/topic3428975.html
    https://www.elektroda.pl/rtvforum/topic3426311.html
    https://www.elektroda.pl/rtvforum/topic3404462.html
  • #5 17024554
    Lukeon
    Level 10  
    I write from the phone so I corrected the dictionary and not noticed (security). On the basis of one word you state whether I should be taking something for something or not. One word and the guest knows everything about me :) It does not matter what I want to do next, I just ask why the laptop does not see the second option, because I've never had such a problem, even after presenting the option in Bios. What is the meaning of the laptop model when I gave the bios version? The second computer is also UEFI and the model here also has no meaning. I thought maybe to try to make a pendrive in GPT.
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  • #6 17024573
    safbot1st
    Level 43  
    Lukeon wrote:
    I've never had such a problem

    So previously the option was, but it disappeared?
    Lukeon wrote:
    I thought maybe to try to make a pendrive in GPT.

    After all, you wrote that it is not a fault, because in the second PC it works!
    Lukeon wrote:
    What is the meaning of the laptop model when I gave the bios version?

    Which post did you use? I can not find.
    Lukeon wrote:
    even after presenting options in Bios.

    Here should be the plural. Specify what options you have changed.
    Lukeon wrote:
    It does not matter what he wants to do next

    I agree with you. The fact that we will not be able to help you in this mysterious activity, we will try on the subject:
    Lukeon wrote:
    BIOS does not see everything on a bootable USB flash drive

    You have UEFI. All information needed to solve the topic is given in post # 2, so follow the recommendations, and UEFI-BIOS will "see everything on the bootable point".
  • #7 17027810
    Lukeon
    Level 10  
    Nothing helps. Next you can see in the UEFI boot menu only: SanDisk Cruzer Edge 1.26, Partition 1, not SanDisk Cruzer Edge 1.26. After entering the UEFI option: SanDisk Cruzer Edge 1.26, Partition 1 starts Bios and that's it.
  • #8 17027827
    safbot1st
    Level 43  
    Lukeon wrote:
    Nothing helps

    Write a list of what you have done. You were:
    - enable CMS, legacy, disable Safe boot.
    - do it on the MBR as you want without UEFI to boot. FAT32, e.g. rufus with the option "MBR for computers with BIOS or UEFI".
    -other another pen. Sometimes it is the case that the XYZ pen does not work as it should be, and the other does so in a given disc.
  • #9 17028136
    Lukeon
    Level 10  
    gentlemen,
    Transfer from Win 10 to Win 7 successful. The first time I had such a case, strange but only the Pendrive format on NTFS helped! No FAT32 wanted to take off. Rufus (I do not know why) did not want to create a bootable usb with my Windows ISO image as FAT 32. He issued a command to select a different file format for this image. So I tried NTSF. Went. Thank you for your help. Why do you think why this happened?
  • #10 17028713
    safbot1st
    Level 43  
    This is because in the windows 7 installation you have an install.wim file bigger than 4GB.
    FAT32 does not support files larger than 4GB.
    UEFI does not support booting from NTFS pens.

    ... is not ironic?

    It follows from the above that you have installed the system in CSM mode.
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  • #11 17042053
    Lukeon
    Level 10  
    And why should I install in UEFI mode? Since the first thing I had to turn on CSM

Topic summary

The discussion revolves around a user experiencing issues with booting a Windows 7 installation from a USB flash drive on an ASUS laptop that currently runs Windows 10. The user created a bootable USB using WinToFlash, but the BIOS only recognizes it as "UEFI: SanDisk Cruzer Edge 1.26, Partition 1" without proceeding to the installation. Various suggestions were made, including disabling Secure Boot, enabling CSM/Legacy mode, and ensuring the USB is formatted as FAT32 with the correct EFI files. Ultimately, the user found success by formatting the USB to NTFS, as the install.wim file exceeded the 4GB limit of FAT32. The discussion highlights the complexities of UEFI and CSM modes in relation to USB booting and Windows installation.
Summary generated by the language model.
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