Find your own video card driver file on the NVIDIA website.
VI/boot/grub2/grub. cfg
Original: Linux/vmlinuz-0-rescue-fdf6762f08f7493181d177e364d70444 root =/dev/mapper/Fedora-root Ro Rd. LVM. lv = fedora/swap vconsole. font = latarcyrheb-sun16 Rd. LVM. lv = fedora/root rhgb quiet
Changed to: Linux/vmlinuz-0-rescue-fdf6762f08f7493181d177e364d70444 root =/dev/mapper/Fedora-root Ro Rd. LVM. lv = fedora/swap vconsole. font = latarcyrheb-sun16 Rd. LVM. lv = fedora/root rhgb quiet nouveau. runpm = 0
Save and run the command
Grub2-mkconfig
After the restart is completed, the logon interface is reduced, indicating that the NVIDIA automatic driver has been disabled.
Switch to the root character Interface
Chmod + 777 NVIDIA-Linux-x86_64-340.46.run
/NVIDIA-Linux-x86_64-340.46.run
If you are willing to return an error again, you will be prompted to install kernel-devel.
Yum install kernel-devel-y
Almost succeeded.
Write more for the first time
Install the NVIDIA independent graphics card driver on fedora20