Restore windows boot from grub

To boot-up an alternative system, usually requires using a different bootloader one that gives you a menu of operating system choices. GRUB , is one such bootloader. It supports the use of a menu of boot options, can automatically pick one after a timeout, or failure to load the first choice , and can also require a password before continuing to boot the system.

Now, I could get Windows to boot up, and it stopped corrupting the spare FAT32 data drive, but in rewriting a Windows bootblock, I had removed the information that GRUB had stored in the master boot record.

Now I had to use a separate boot floppy disk, to boot Linux instead of Windows. Trying to restore GRUB was such an exercise in frustration that I put up with using a boot floppy for Linux for quite some time. The guides didn't cover my permutation of booting from a Windows drive with the GRUB loader, to a separate Linux drive, and didn't give me enough information to easily figure out how to do that. I finally managed to restore things, and this document details what I've done.

It was just the part on the Windows drive's master boot record that got lost the GRUB booter, and whatever data tells it where to find the rest of itself. Step 4: In the CMD prompt, type the commands one by one followed by clicking enter each time to continue i. Here is how you can do this:. Step 1: Download the third-party software on your device and launch it.

Connect a USB flash drive. Step 2: Choose the option to create installation media for another PC. Choose the preferred language, edition, and architecture.

Click next to continue. Step 4: Restart the affected device and connect the USB to it. If none of the methods work to fix the grub rescue error, the only way left is to replace the hard drive, because in this case, the hard drive is damaged that is causing the grub startup issues.

Replacing the drive is the only good option. In case you want to rehabilitate your device and want to avoid grub startup errors, then follow the steps:. Here selects the file browser del boot option and click enter to continue. In the list of partitions, select the Linux partition you want to delete and click enter. Save the changes by pressing F Restart your device. If you are dealing with the no such partition grub rescue error, for sure it is because of the issues related to the operating system.

Using the dual operating systems, change made to any one of them can cause the grub startup error. Mostly it is because of changes linked to Ubuntu OS. Deleting, resizing, merging, reinstalling, and shifting to an older version of the operating system can cause the grub rescue error.

This article explained the reasons behind the error as well as the appropriate solutions to fix the error. Some of the suggestions are also listed on the bottom to avoid any future consequences that could lead to grub error.

And this program has many features like using the METRO screen or choosing the time for booting, etc. But our problem here is solved. So let's move on to the last method. This is the easiest way to repair your boot screen. Ready to Start Your Career? GRUB can only be installed in this setup by using blocklists.

All those "errors" are actually warnings and can be ignored. I myself get them often. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast Making Agile work for data science.

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