inputs.text: buy not plan upgrading maps software - purchased item decided wanted upgrade map tried using software naviextra shows display unit could not get software work sent license file naviextra said dear customerthank replywe would like inform sent license not validyou seem become victim software piracy license used lot cracked software illicit not provide support itimportant not possible legalise cracked license generated individually device also cannot replace cracked pna software version purchase software devices not sell pna versions pnas sold embedded softwarenot good