aria2 software package provides High speed download utility, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install aria2
aria2 is installed in your system.
Make ensure the aria2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep aria2 *
You will get with aria2 package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | aria2 |
| Version | 1.19.0-1build1 |
| Description | High speed download utility |
| Sub Section | Net |