Your original file link
1 - Uninstall any previous version of the NDrive.
2 - Backup the NDrive folder in the memory card to your PC.
3 - Delete the entire NDrive folder in the memory card.
4 - Install the apk file.
5 - Open now the program and use wi-fi (preferably) to download a few tens of MB files (including voices and alerts). Accept with «Yes» for this(these) first(s) time(s) to the question «Do you wish to transfer your purchases?».
6 - Copy the maps to maps folder. Done.
7 - In the future, just ignore initial question «Do you wish to transfer your purchases?»
8 - If necessary to get voices or alerts: Menu>Store>Alerts or Voices>(choose country)>Get
Credits: s2003r / iOTA
NDrive Western Europe NT 2010.12 (Andorra, Austria, Belgium, Denmark, Finland, France, Germany,
Gibraltar, Great Britain, Italy, Liechtenstein, Luxembourg, Malta, Monaco, Netherlands, Norway,
Portugal, Republic of Ireland, San Marino, Spain, Sweden, Switzerland and Vatican)
Extract it with winrar. Don't install anything. Look for the "maps" folder. Maps for WM = Android