We tested this GRUB Bootloader fix with various systems and configurations and had that it does well enough to be recommended for all different cases for issues. Most of us (including our team) using a Windows 10 / Ubuntu Linux dual boot setup in our PC might have run into this issue. Now power up (start) the laptop/desktop and the system will boot right into Windows as default.Īlso Read: How to Edit GRUB with GRUB Customizer How to fix Grub Bootloader after Deleting Ubuntu Linux partition That’s it, now you are good to go and shut off your PC and remove the Ubuntu CD or USB from the system. This command will create a backup of the current configurations in a boot backup folder, and there will be a successful completion message on the Ubuntu terminal “ The Master Boot Record of /dev/sda updated”. Now, Enter the second command sudo lilo -M /dev/sda mbr and press Enter.Hit Enter to the following dialog box that appears.Type in the following command sudo apt-get install lilo and press Enter (This will attempt to download the package from the internet and install it).Launch the Terminal (Ctrl+Alt+T) from Ubuntu.This can help you run the operating system directly from USB.) There is an option in most Linux distros to try them first without installing. Select to Try Ubuntu without Installing Option (You don’t necessarily have to install the Ubuntu OS.Select Ubuntu CD or USB to boot from on Bios Setting.Enter into System Bios Settings(Ctrl+Alt+Del or F9 depends on your system manufacturer.).Insert Ubuntu boot CD or USB on the laptop.You may need an ethernet cable directly connected to laptop for live internet connection) A working internet connection (Laptop WiFi (missing driver files) may not work at this point.Enough battery power on a laptop or live power connection.When you encounter this issue, you will boot straight into grub rescue with an error showing n o such partitions. Showing grub rescue> on the start screen.Deleted Ubuntu partition from Windows OS.Let us see how to solve this bootloader corrupted issue Condition: Hence, when you delete Linux partition from hard disk and restart the laptop, you will end up in a grub rescue prompt. This will mess up the Windows Boot Manager that overwritten Ubuntu with the Grub Bootloader. However, it is easy to get into trouble if you accidentally or intentionally delete the Ubuntu Linux partition. Most users use this to their advantage as this can help you to get your work done even when one OS fails you. Deleted Ubuntu Partition, Can’t Boot into Windowsĭual booting is a great way to increase productivity as you can have the best of both worlds. When the system boots up again, you will see the option to boot into Windows. Now close the terminal and restart the laptop. Type in your sudo password when prompt to execute your command.Type in the command in the terminal window: sudo update-grub.Launch the command Terminal(Ctrl+Alt+T) from Ubuntu.Not Showing Windows boot option in the bootloader list. ![]()
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