Primo 2.1 — Igo

1. Executive Summary Igo Primo 2.1 is not a current, officially supported navigation app. Instead, it represents a specific, highly-regarded version of navigation software developed by NNG (Nav N Go) . Released around 2010–2012, Primo 2.1 became a cult classic in the world of aftermarket GPS devices, particularly for Windows Embedded CE and Windows Mobile car head units (often called "Chinese Android/CE head units").

[interface] skin="ui_igo9" ; Change skin show_exit=1 ; Show exit button [route] hnr_ignored_motorways=1 ; Avoid motorways for trucks

[debug] skip_eula=1 ; Skip license agreement enable_roadshadow=1 ; Show road shadow for depth

Primo was designed for an era when smartphone GPS apps were data-heavy (Google Maps required constant internet) and dedicated GPS hardware still ruled. It bridged the gap between premium Garmin/TomTom units and cheap, generic hardware. 3.1 Core Components A standard Igo Primo 2.1 installation consists of: