Console installation

Console installation of the OS consists of the following steps:
- choose the security level based on the license purchased;
- accept the terms and conditions of the License Agreement;
- configure the system parameters;
- confirm installation; 
- confirm installation;
- reboot the PC after installation;
- if installed successfully, run the OS for the first time.

These buttons help navigate the installation process:
- [Next] - go to the next page;
- [Back] - return to the previous page;
- [Install] - begin installation.

Use these keys to navigate the menu and set values:
- <Left arrow>, <Right arrow>, <Up arrow>, <Down arrow> - move the pointer left, right, up or down respectively$
- <Tab> - move the pointer to the next object;
- <Space>, <Enter> - change, enable;
- <Esc> - cancel;
- <F10> - quit.

License
After choosing the console installation the License Agreement page will be displayed. To continue installation:
1) choose the security level corresponding to the purchased license;
	- Base;
	- Advanced;
	- Maximum; 
2) check the "I accept the license agreement terms" checkbox; 
3) click [Next].

Configuring system parameters
After accepting the License Agreement and clicking [Next] the system configuration screen will appear.
Each parameter can be changed or left as default.

Regional Settings
In the section "Regional Settings" of the "Settings" screen, there is a set of parameters that define the OS localization and time settings:
- In the "Language Switching" field, select the key combination for changing the input language. The default combination is <Alt+Shift>;
- In the "System Language" field, select the language of the installed OS. You can choose either Russian or English. The default language is Russian;
- In the "Time zone" field, select the UTC time zone, according to which the system time will be adjusted;
- In the "Additional Settings" field, the following options are available: 
	- choose to set the date and time manually or enable time synchronization;
	- select keyboard layouts.

To set the date and time manually, you should:
- In the "Additional Settings" field, press <Enter>;
- In the opened window, select the option "Set date and time manually". The "Date" and "Time" fields will become available for editing;
- Click on the "Date" field and set the current date in the opened calendar window;
- Click on the "Time" field and set the time in the opened window;
- Click [Apply]. You will be taken back to the "Additional Settings" field in the "Regional Settings" section of the "Settings" screen. The date and time will be immediately applied in the installation program and after the OS installation.

To enable time synchronization, you should:
- In the "Additional Settings" field, press <Enter>;
- In the opened window, select the option "Use network time settings";
- If necessary, specify the time server in the "NTP server" field;
- Click [Apply]. You will be taken back to the "Additional Settings" field in the "Regional Settings" section of the "Settings" screen. Time synchronization will be immediately enabled in the installation program and after the OS installation.

To select keyboard layouts, you should:
- In the "Additional Settings" field, press <Enter>;
- In the opened window, check the layouts that will be available in the installed OS. By default, the Russian and English layouts are checked;
- Click [Apply]. You will be taken back to the "Additional Settings" field in the "Regional Settings" section of the "Settings" screen. The keyboard layouts will be applied after the OS installation.

Authorization settings
Enter the hostname in the "Hostname" field. The hostname is a one-word string that identifies the computer in a network.
Enter the system administrator's username in the "Administrator username" field. The username must begin with a lowercase letter and may contain any sequence of lowercase letters and digits.
Enter the system administrator's password in the "Password" field. The password can be any sequence of letters, digits and other characters, and must be at least 8 characters long.
Confirm the password by entering it in the "Confirm password" field.
GRUB password is set to match the administrator's password by default. To change the GRUB password change the value in the corresponding field to open the password change dialog, then enter and confirm the new password.
The "Setup the bootloader (GRUB) password" checkbox must be checked in order to change the password.

Other settings
In the "OS components" section check the necessary OS components on the list and click [OK]. Selected components will be installed with the OS.
In the "Additional settings" section check the necessary settings on the list and click [OK]. The settings selected will be applied during the installation. 
Additional settings can be used to configure the OS security parameters. The available settings depend on the security level selected. Every security level includes settings from the previous security level.

In the "Device partitioning scheme" section a menu opens where the disk partitioning scheme can be set. Disk partitioning itself will take place during the installation.
Choose the disk the OS will be installed onto.
Choose a disk partitioning configuration. Press <F2> to edit the disk partitioning configuration file. Click [Apply] to save the changes.
Press <F1> to show the configuration help page.
Check the "Use gpt partition table" checkbox to use the GPT partition table instead of the standard MSDOS partition table.
Click [Close] to close the "Device partitioning scheme" menu.

OS installation
Click [Install] to begin installation. When informed that all of the data on the partitioned disks will be erased click [Yes] to confirm or [No] to cancel installation. If installation is confirmed, the window will close and OS installation will begin.

Installation progress will be shown on the progress bar and in the installation log.
The installation log is written into the /var/log/astra-installer.log file. After the installation the log will be copied to /var/log/astra-installer.log in the new system.

Once the installation is complete, the computer will reboot automatically if the corresponding checkbox has been checked. Otherwise, a message will appear stating that the installation has finished succesfully. Installation time will be displayed below.

Press [Finish] to exit the installer and reboot the computer.
