r8168-dkms for linux-lts was missing. It started working right after I installed it! Thanks a lot ricklinux for the tip!
P.S. I just modified the grub time-out and then tried to update the grub, “sudo update-grub”, but it says command not found!
r8168-dkms for linux-lts was missing. It started working right after I installed it! Thanks a lot ricklinux for the tip!
P.S. I just modified the grub time-out and then tried to update the grub, “sudo update-grub”, but it says command not found!