If you really need to run navigation on very old hardware, look for maps from community sites (use at your own risk), but honestly, even a cheap smartphone from 2018 will run modern, safe navigation.
Check if your hardware supports like Primo or Nextgen. Find free alternatives for older GPS hardware. Navteq Maps, Updates and Support - HERE Technologies nav n go igo8 r3 europe navteq 2012 q4 map updategay upd
Use the Toolbox to create a complete backup of existing SD card data before applying any updates. If you really need to run navigation on
/ Upd ate ” Clarification