Win2grub Here

The old way: Save your work, restart, spam the Shift or F12 key, select the boot device, wait for GRUB, then select Linux.

win2grub --set-next \EFI\ubuntu\grubx64.efi Your machine will boot straight into the GRUB menu. From there, pick your Linux distro. win2grub

win2grub solves the "90% Windows / 10% Linux" use case perfectly. You stay in Windows until you decide it’s Linux time. Under the hood, win2grub uses the Windows bcdedit utility to talk to the UEFI firmware. It tells your motherboard: "Hey, on the very next reboot, ignore the default boot order and launch GRUB first." The old way: Save your work, restart, spam

After that one boot, the system reverts to the default. No permanent changes. No risk of bricking your bootloader. Step 1: Locate your GRUB .efi file. Usually, it’s at: \EFI\ubuntu\grubx64.efi or \EFI\fedora\grubx64.efi on your EFI System Partition (ESP). win2grub solves the "90% Windows / 10% Linux"