In first step of Ubuntu installation: crash screen
2653
What should I do when Ubuntu freezes?
110099
Booting ubuntu gives "init not found"
123574
Windows 8.1 Black screen and no safe mode
15575
Ubuntu stuck/freeze on install
110356
Installing Ubuntu (graphic errors)
100323
Stuck on blue screen while booting the system
47989
Ubuntu 14.04 LTS fails to start with a kernel panic
92476
Boot failure : No DEFAULT or UI configuration directive found!
117712
Black screen on login, gnome-shell eating 100% of CPU
49349
VLC crash on Ubuntu 17.10 Screen Freezes
96546
Ubuntu Won't Boot After Install on Samsung NP915S3G: error "All boot options are tried."
117462
Ubuntu Crash and beeps
58548
Getting a black screen when installing or Live booting Ubuntu (any version) in my laptop
31287
Live USB for installation does not boot, black error screen followed by visual artifacts on a purple screen
133953
Ubuntu 13.04 won't shutdown or restart (Just a black screen)
47167
Installed Ubuntu 15.1 on USB (full install) but it won't boot
125655
How to recover splash screen