I tried everything like “sudo systemctl restart NetworkManager” and tried with live usb boot (like : sudo fdisk -land sudo mount /dev/nvme0n1p1 /mnt and after sudo mount --bind /dev /mnt/devsudo mount --bind /proc /mnt/procsudo mount --bind /sys /mnt/sysand run sudo chroot /mnt
sudo apt updatesudo apt install --reinstall network-manager
exitafter sudo umount /mnt/devsudo umount /mnt/procsudo umount /mnt/syssudo umount /mnt
sudo reboot)but sitll not working for me. nmcli d show “Unmangaed” I edited conf file “[main]plugins=ifupdown,keyfile
[ifupdown]managed=true” but still not work for me. Please help me in this regard.