I set the password during installation but it doesn't recognize it on startup

Question

Ho impostato la password durante l'installazione ma al riavvio digitando la stessa password non ottengo l'accesso.

Translated: I set the password during installation but when I reboot and type the same password I don't get access.

Answer 1

Reset Password Using Recovery Mode

Boot into Recovery Mode

Restart your computer and hold down the 'Shift' key during the boot process to access the GRUB menu.

Select 'Advanced Options for Ubuntu' and then choose the 'Recovery Mode' option.

Mount the filesystem with write access

In the Recovery menu:

Select 'root: place at root shell prompt'.

Mount the filesystem with write access using the command:

mount -o remount,rw /

To reset the password, type:

passwd <username> (replace <username> with your actual username)

And press 'Enter'.

Enter your new password twice.

Type:

reboot

and press 'Enter' to log in with your new password.