$ sudo apt update $ sudo apt upgrade That's a lot less than 100 characters. I haven't experienced any upgrade that has broken my system. At worst, once or t

$ sudo apt update $ sudo apt upgrade That's a lot less than 100 characters. I haven't experienced any upgrade that has broken my system. At worst, once or twice I shut down while upgrading (poweroff bypasses any protection I guess) and so I needed to do "sudo dpkg --configure -a" to fix an application.