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This skill describes how to reset a forgotten Linux root password by booting into single-user mode through the Grub menu.
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| name | Reset-Linux-Root-Password-via-Grub |
| description | This skill describes how to reset a forgotten Linux root password by booting into single-user mode through the Grub menu. |
| license | MIT |
| compatibility | Requires bash |
| metadata | {"author":"your-name","version":"1.0"} |
| triggers | ["reset-root-password","grub-reset"] |
E at the Grub menu: The Grub menu appears right after you turn on the computer. In most cases, it only stays on the screen for a few moments.
E before the Grub menu disappears, reboot and try again.linux /boot: Use the ↑ and ↓ keys to do so. This is the line you will need to modify in order to boot into single-user mode.
linux16 rather than linux.→, ←, ↑, and ↓ keys to place the cursor right after ro.init=/bin/bash after ro: The end of the line should now look like this: ro init=/bin/bash. Note the space between ro and init=/bin/bash.Ctrl+X: This tells the system to boot directly to a root-level command prompt in single-user mode.mount –o remount,rw / at the prompt: Press ↵ Enter. This mounts the file system in read-write mode.passwd at the prompt: Press ↵ Enter. Since booting into single-user mode gives you root access, there is no need to pass additional parameters to the passwd command.↵ Enter. The characters you type will not be displayed on the screen. This is normal.↵ Enter. When the system confirms you’ve re-entered the same password, you will see a message that reads “password updated successfully.”reboot –f: Press ↵ Enter. This command reboots the system normally.