Update navigation apps AND charts
A friend of mine recently ran aground and did some serious damage to his boat (thankfully nobody was injured) due to allegedly inaccurate charts. However, when we dug into it, turns out my friend had not updated his navigation charts or the navigation app. Personally I use Navionics app on my phone and I have auto updates set to on for the app through my phone settings. But I also am sure to update the charts within the app on a regular basis (every couple of weeks at the most). This way...
Update navigation apps AND charts
Update navigation apps AND charts