@kompetankedi sudo nano /etc/default/grub boyle yapinca editor acilmiyor mu?

Evet açıldı kodu yazıyorum.

Kod:
sudo update-grub
Sourcing file `/etc/default/grub'
/usr/sbin/grub-mkconfig: 12: /etc/default/grub: module.sig_enforce=0: not found.

Sudo nano /etc/default/grub
Da yazan kodlar.

Kod:
 GNU nano 6.2 /etc/default/grub
# If you change this file, run 'update-grub' afterwards to update.
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'.

GRUB_DEFAULT=0
GRUB_TIMEOUT_STYLE=hidden
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
module.sig_enforce=0

# Uncomment to enable BadRAM filtering, modify to suit your needs.
# This works with Linux (no patch required) and with any kernel that obtains.
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console