How are ECDIS charts corrected?
Software: for ordering, installing and updating chart.
Weekly correction: request via email. Once correction received, update ECDIS as well as backup software.
ENC list: make sure ENC list is up to date in ECDIS as well as in software.
T&P correction: follow the same procedure.
Manually update: sometimes have to manually update T&P correction.
Weather forecasting data: navtex warning must be plotted in ECDIS manually or automatic.