I recently bumped into the same problem. (i.e. originally have a a separate partition with Ubuntu installed, dual bootable from a grub menu. I then deleted that Ubuntu partition from Windows disk management, and when I rebooted, just the grub command menu). What I did to get back to my Windows 10: Do a Ctrl+Alt+Delete to reboot. While rebooting ...

2022年8月25日 · Note: Grub only boots working Windows. And UEFI Secure Boot must be off. Windows often turns Windows fast start up back on with updates. So then you have to directly boot Windows using UEFI one time boot key,often f12 but varies by vendor.

2012年10月8日 · Now, here os-prober didn't detect Windows 10, but I decided to grub-install /dev/sda and grub-update anyways and restart. Here is the funny thing, now I couldn't boot Windows 10 and only Debian, BUT!, I tried once again to grub-update and finally found the Windows 10 boot. This doesn't make any sense honestly, but I don't care.

2015年6月11日 · After installation, Ubuntu is set as default, so copy that grub.cfg to your desired directory. I've got "Windows as default" config by modifying GRUB via grub-customizer (it's safer in my opinion), after that copy Windows grub.cfg to your desired directory. After that, open notepad and insert:

2023年10月7日 · After following these steps, my GRUB menu displayed the "Windows 10" option, allowing me to boot into Windows 10 successfully. Conclusion : If you encounter a similar issue where Windows doesn't show up in the GRUB menu, consider checking the Windows partition location, configuring a custom GRUB entry, and enabling os-prober .

2017年6月30日 · Move the Linux bootloader (GRUB or rEFInd) above the Windows 10 bootloader (instructions to do this are usually at the bottom of the screen) Save and reboot; In my experience, you do not need to disable secure boot, enable legacy mode, etc. Now, you should be able to use your new bootloader to boot Linux.

And modify the 0 with the name of your Windows entry. In my computer: GRUB_DEFAULT = "Windows 8 (loader) (en /dev/sda1)" Now just save the file, close gedit, and update grub. Updating GRUB. Just run this command: $ sudo update-grub Now just restart, and the Windows entry should be highlighted as the default!

Open up the /boot/grub/menu.lst file in your favorite text editor. I’m using gedit: so press Alt+F2 and paste ...

UEFI is an earlier process than grub, so this solution is more versatile than editing grub next boot option when using UEFI devices. For Windows, there is a tool: GitHub - Toxblh/WinToLinux doing the similar thing, but as far as I know, there is no tool in …

2013年12月26日 · I personally have a dual boot system with xp and Wheezy. I keep xp from over writing grub by disabling "windows restore" option. Before I disabled the restore option, I would have to fix grub at least once a week as windows bootloader kept overwriting grub. I am fixing to install windows 8 on an external hard drive through a usb port.