How to fix error 15: file not found appears after installing the system on the external hard drive [Win11 Solutions]

15 2021-08-24 20:10

  After installing the system using the external drive, the prompt "error 15: file not found" appears boot from windows 10 recovery usb drive when restarting the computer. What should I do.Today, the editor will work with everyone to analyze boot recovery usb windows 10 safe mode the causes and solutions of this phenomenon.!

  As shown in the figure above, the "error 15: file boot recovery using a usb flash device not found" prompt appears when the system is installed and the computer is restarted.!

  This is boot surface pro 3 from recovery usb because the configuration file is damaged when the system is booted, and the boot kernel image can't be boot surface pro from usb recovery device found.

  1. When this screen appears, press any key to grub's menu.

  2. Press the "C" key under the boot the pc to the usb recovery grub menu to enter the grub command line interface, and then enter the "grub>root (hd0,0)" command boot the pc to usb recovery drive and press the Enter key to confirm.(When you press the enter key, a Filesystem prompt will appear)

boot window from usb recovery drive dell   3. In the grub command line, continue to enter "grub>kernel (hd0,0)/boot/" and then press the "Tab" boot windows 10 from usb recovery drive key, then a displayable kernel image will appear.Then enter the following valid kernel image name boot windows 10 from usb recovery error after the unfinished command:

  grub>kernel (hd0,0)/boot/vmlinuz-2.6.9-42.ELsmp ro root=LABEL=/ vga= boot windows 7 recovery disk from usb 0x317

  After inputting, press Enter to confirm;

  4. Continue to enter under the command line of boot windows 8 1 from usb recovery grub

  grub> initrd (hd0,0)/boot/initrd-2.6.9-42.ELsmp.img

  Press Enter to confirm and continue boot windows 8 from usb recovery drive typing

  5. Now you only need to wait for the computer to restart to enter the windows system.