Check for required reboot on Debian, Ubuntu and others
Create a bootable USB stick on Windows | Ubuntu 5. Select the Ubuntu ISO file. To select the Ubuntu ISO file you downloaded previously, click the SELECT to the right of “Boot selection”. If this is the only ISO file present in the Downloads folder you will only see one file listed. Select the appropriate ISO file and click on Open. Ubuntu Manpage: reboot, halt, poweroff - reboot or stop These programs allow a system administrator to reboot, halt or poweroff the system. When called with --force or when in runlevel 0 or 6, this tool invokes the reboot(2) system call itself (with Powered by the Ubuntu Manpage Repository, file bugs in Launchpad Linux server tutorials: Restart Ubuntu server
Nextcloud not working after reboot ubuntu - support
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can't remotely control ubuntu 18 after a reboot until i
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