how to fix inaccessible boot device

Linux boot fix and boot item modification linux boot fix: I believe all the friends who have installed Ubuntu9.10 have LiveCD installation discs. today we will use Ubuntu9.10 LiveCD to fix grub2

-- Grub-mkimage = file use File As Grub- Mkimage -- Grub-mkrelpath = file use File As Grub- Mkrelpath -- Grub-probe = file use File As Grub- Probe -- Allow-floppy make the drive also bootable As Floppy ( Default For Fdx devices). May Break On Some BIOSes. -- Recheck Delete Device Map If It already exists -- Force install even If Problems are detected -- Force-file-ID use identifier file even If UUID Is Available -- Disk

Usually, I will install and start both Ubuntu and Windows systems, but this time I decided to completely eliminate Windows pure installation of Ubuntu. After the pure installation of Ubuntu is complete, no boot device (nobootabledevicefound) is output at the end of the screen instead of entering the GRUB interface. Apparently, the UEFI boot settings are screwed u

1. When installing CentOS with a USB flash drive, partition partitions should note: The system (contains Win7) can only be 4 primary partitions, so you can only delete a primary partition or in the extended partition in the free partition to establish the directory.2, CentOS at the end of the installation step, the boot loader option only "installed on the USB stick" One, note: not easily installed on the MBR, will overwrite the Win7 system

Article Title: fixed the Ubuntu boot partition after Windows XP was reinstalled. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. The day before yesterday, my windows xp crashed, So I re-installed xp and rushed out the original Ubuntu boot Partition Table mbr. But it does

. Step 2 In the Boot settings, make sure that Secure Boot is enabled ). It is in the Boot tag. Step 3 Go to the Security tab, find "Select an UEFI file as trusted for executing", and press Enter. Fixed unbootable device errors Specifically, we need to add the UEFI settings file (generated when Ubuntu is installed) to

The day before yesterday, my windows xp crashed, So I re-installed xp and rushed out the original Ubuntu boot Partition Table mbr. But it doesn't matter. Fix mbr. First, let's talk about the role of mbr: when we start the computer. The computer first runs Power On Self Test (POST), that is, Power-On Self-check. POST checks the overall memory of the system and the status of other hardware devices. If the BIO

After Fedora uses LiveCD or USB to fix GRUB2 boot with LiveCD or USB, it should be clear which partition your Fedora is installed in. the hard disk should be SATA now, then it corresponds to/dev/sda #, # is a number, 1 ~ 4 indicates the primary partition. 5 is... after Fedora uses LiveCD or USB to fix GRUB2 boot with L

installed in D disk, and later, for some reason, you can format the C-disk reinstall Windows XP for example. Follow these steps to manually repair: Step 1th: Restore the MBR and restore the boot Manager Use the Windows Vista installation CD to boot your computer, select Repair Computer from the bottom left corner, and then select Command Prompt in the next screen, in the order in which you choose to inst

5 floor , awesome bird. 2016-12-20 09:31 published [Reply] First Floor said the right, thank Bo Master!!! 4 floor Woshishuaibi2016-11-04 10:16 published [Reply] solved, worship landlord! 3 floor wangyunzan1232016-10-09 11:58 published [Reply] Thank you very much!!! 2 Floor Wheat Field _ Watch 2016-09-13 15:22 published [Reply] Likes

command to switch to the original fedora. 123 suchroot /mediagrub2-install /dev/sda Of course, the above command indicates that grub2 is installed on the hard disk MBR for recovery boot. If you want to install it in the current partition for other software to boot, it should beGrub2-install/dev/sda10 OK 1234567 exitumount /media/procumount /media/dev/ptsumount /media/sysumou

sometimes fails. To reassign a partition by command at the command line Because in rescue mode, only a small number of basic commands are available, a certain operation must be done to load the module, and then enter the normal mode; The commands that can be used in rescue mode are: Set,ls,insmod,root,prefix (setting the boot path); The command explanation in Grub Rescue mode:LS: View system

Ubuntu boot fix: For grubrescue | grubnotfound | unknownfilesystem errorsIntroduction Ubuntu is usually guided by grub. Grub is divided into grub, grub2, and grub for dos (grub4dos ).Recently, in Windows, a large score is divided into GB to install Win10. When I started Ubuntu, I encountered a problem: grub not found ==> grub rescue.The cause of this problem is that grub cannot find the partition where Ubun