Ubuntu 16.04 & 17.10, Blackscreen BEFORE login, Fixed

$ sudo nano /etc/default/grub

Add following line.

GRUB_GFXPAYLOAD_LINUX=”keep”

$ sudo update-grub

update grub and reboot.

 

 

/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_HIDDEN_TIMEOUT=3
 #GRUB_HIDDEN_TIMEOUT_QUIET="true"
 GRUB_TIMEOUT=4
 GRUB_DISTRIBUTOR="`lsb_release -i -s 2> /dev/null || echo Debian`"
 GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
 GRUB_CMDLINE_LINUX=""

# 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"

# The resolution used on graphical terminal
 # note that you can use only modes which your graphic card supports via VBE
 # you can see them in real GRUB with the command `vbeinfo'
 #GRUB_GFXMODE="1920x1080"
 #GRUB_GFXMODE="auto"

# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
 #GRUB_DISABLE_LINUX_UUID="true"

# Uncomment to disable generation of recovery mode menu entries
 #GRUB_DISABLE_RECOVERY="true"

# Uncomment to get a beep at grub start
 #GRUB_INIT_TUNE="480 440 1"

GRUB_SAVEDEFAULT="false"
 #GRUB_GFXPAYLOAD_LINUX="1920x1080-32"
 GRUB_GFXPAYLOAD_LINUX="keep"

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