How to fix dual system boot failure Edit MBR/GPT tutorial with bcd[Win11 Solutions]

12 2021-08-20 22:50



  We need to install two systems due to special needs, and at this time we often encounter the problem best external hard drive recovery for mac that dual systems can't boot. It is still very troublesome to not start the system, but if you best external hard drive recovery software free know how to use tools, it can be solved soon, whether it is UEFI+GPT boot Mode, or Legacy+MBR mode, the best external hard drive recovery software mac method of booting and repairing is the same. Here we take win7+win10 dual system boot as an example best external hdd recovery software for windows to show you how to use the BCD editing tool to repair.

  Detailed operation of the dual-system boot best file format for recovery usb drive repair tool:

  1. First, prepare a prepared quick-start external hard drive boot disk. Everyone who best free crashed hard drive recovery software has installed the system knows that a external hard drive and a boot tool will be ready soon. The best free damaged hard drive recovery software boot disk creation tool recommends using Uqitong, and then Connect the computer and the USB boot best free external hard disk recovery software disk.Restart the computer, press the startup shortcut key when the startup screen appears, select the best free external hard drive recovery software external drive to start, and then enter the quick start main menu interface, then use the arrow keys best free external hdd data recovery software to select "any winpe" and press the enter key.

  2. After entering the winPE system, double-click the best free hard drive data recovery software "More Tools" folder on the desktop, find and double-click the "BCD Editing Tool" icon in the folder best free hard drive file recovery software to open the bootice tool, as shown in the figure:

  If you don't have this bootice tool in your best free hard drive partition recovery software winpe, you can download bootice to the external hard drive and use it.

  3. In the bootice interface, best free hard drive recovery software 2014 first switch to "BCD Edit", select "Other BCD File (0)", and then "New BCD (N)".

  4. Create a new best free hard drive recovery software 2015 BCD and save the file in a folder that is easy to find. The file name is: BCD (please note that the best free hard drive recovery software 2017 letter should be capitalized here, and you should not choose it arbitrarily).

  5. After the above best free hard drive recovery software mac operations are completed, the "New BCD file has been successfully created" prompt box pops up, click best free raw hard drive recovery software OK.

  6. Then click "Smart Edit Mode (C)".

  7. Click "Add" and select "windows 7/8/8.1 Startup item" best free software for hard drive recovery (This is NT6.x architecture system, of course win8/10 is also applicable).

  8. After clicking "Add", best free usb data recovery software mac the default initial BCD content will appear. On this basis, we will modify the win7+win10 BCD, best free usb drive data recovery software mainly changing the "boot disk" to "the disk corresponding to the current system"; "boot partition" best free usb flash drive recovery software Modify to "current main system partition (C drive)".

  9. Then change the "menu title" to "windows7", best free usb recovery for windows 7 and change the "startup file" to "windowssystemwinload".efi", what should be noted here is the startup best free usb recovery software for mac file winload.efi is the UEFI+GPT boot file, if it is to repair the Legacy+MBR boot file, it should best free windows 7 password recovery usb be winload here.exe. After modification, click "Save to current system settings".

  10. After the best freeware usb drive data recovery tools above operations are completed, the "BCD data modification succeeded" prompt box will pop up, click best hard drive data recover for pc OK, and the BCD content of win7 will be added.

  11. Next, we add win10 BCD information again according best hard drive data recovery for pc to the above method, click "Add", select "windows 7/8/8.1 Startup item".

  12. Mainly modify the best hard drive data recovery software free "boot disk" to "the disk corresponding to the current system"; modify the "boot partition" to "the best hard drive data recovery software mac current main system partition (D drive)"; then change the "menu title" to "windows10", and change the best hard drive data recovery software review "boot File" is modified to "windowssystemwinload.efi", after the modification, save the current best hard drive recovery application for mac system settings, the BCD information of win10 will be added, and then click "Save Global Settings".

   best hard drive recovery delete programwindows 10 13. The "BCD data modification succeeded" prompt box pops up, click OK, so that the boot information best hard drive recovery for bad sectors of win7 and win10 will be saved in the BCD file we created, and restart the computer to display the best hard drive recovery software for windows win7win10 startup items.

  14. After creating the BCD file, we only need to replace the BCD to the best hard drive recovery software free download corresponding directory under the quick start PE to complete the boot repair.So here the directory best hard drive recovery software mac 2016 of the BCD replacement file is the fat partition of ESP/EFI: efiMicrosoftBCD.But because UEFI BIOS best hard drive recovery software mac free boots the windows system, it is through bootmgfw under a FAT format partition.efi file to import BCD best hard drive recovery software windows 10 files, ESP and EFI partitions are generally hidden FAT partitions, so you need to assign a drive letter best hard drive recovery software windows 7 to the ESP partition.

  Note that if it is in Legacy+MBR mode, if the disk has a hidden active best hard drive recovery software with key primary partition, we need to add a drive letter to this hidden primary partition (add drive letter best hard drive recovery softwaree for windows under PE disk management or add it with the help of DG tool), and then add Replace the BCD file to this best hard drive recovery tool for mac active primary partition: BootBCD.

  Although it is relatively complicated, it will not feel difficult best laptop hard drive data recovery adapter after using it once, and it can deal with the problem of multi-system booting. For example, 3 best linux distro for hard drive recovery systems, 4 systems, etc. can be easily solved.

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