1- First we must add the repositories for linux by entering the following command in the terminal: sudo add-apt-repository ppa: mapopa / firebird3.0
2- Proceed to update and inspect if the package was installed for use, insert the following commands: sudo apt-get update and apt-cache search firebird3.0
3- We proceed to install the server with the following command: sudo apt-get install firebird3.0-server
-
if we want to configure the firebird password again, insert the following command: sudo dpkg-reconfigure firebird3.0-server

5- Once the installation process of the Firebird service is finished, we proceed to install the database administrator.
Enter the following command in the console: apt-get install flamerobin
6- Once the administrator is installed, we enter the program
.png)
We click on "Register existing database" where we select the path where our file is located.FDB
Then we have a window to register our existing database

-
Display name: name of the database
-
Database path: path of the file.fdb
-
User name: SYSDBA
-
Password: by default it is masterkey / password added when configuring