Use a USB drive with a bootable OS to replace the GRUB installation.
Use a USB drive with a bootable OS to replace the GRUB installation.
I encountered the same problem. I need a custom boot option that points to Windows. If you have the exact path, please share it. Otherwise, follow the guide on rebuilding the EFI partition as mentioned. Make sure there’s nothing missing in the boot sector—otherwise it won’t work. Let me know how it goes!
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