After booting from the flash drive or other media boot-oval window appears with 2 options [screenshot unfortunately was not available] - I recommend selecting Try Ubuntu.
Once fully loaded, the system is fully functional.
Immediately after it is loaded, select your language.
Preparation of the installation, in which I recommend selecting download updates and additional packages.
I recommend choice “something else”.
So in the next window we will have a program to the partition of disk.
Partitioning is described in a separate article.
Choose a time zone.
Selecting the keyboard language.
Change in appearance, keyboard - language version.
Creating a user profile.
A significant element is the ability to encrypt user password.
The installation.
Completing the installation.